Home / 895,421.60-1,343,132.40-304,445.60

Finding the Fourth Proportional to 895,421.60, 1,343,132.40 and 304,445.60

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Solution

The fourth proportional to 895,421.60, 1,343,132.40 and 304,445.60 is: 456,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,421.60 : 1,343,132.40 = 304,445.60 : x
  2. Step 2: Convert to fraction form
    895,421.60/1,343,132.40 = 304,445.60/x
  3. Step 3: Cross multiply
    895,421.60x = 1,343,132.40 × 304,445.60
  4. Step 4: Simplify right side
    895,421.60x = 408,910,749,397.44
  5. Step 5: Solve for x
    x = 408,910,749,397.44/895,421.60
  6. Step 6: Final answer
    x = 456,668.40

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Half scale
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Double scale
Find fourth proportional to 895,422.60, 1,343,133.90 and 304,446.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.