Home / 895,869.45-1,343,804.18-423,477.45

Finding the Fourth Proportional to 895,869.45, 1,343,804.18 and 423,477.45

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Solution

The fourth proportional to 895,869.45, 1,343,804.18 and 423,477.45 is: 635,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,869.45 : 1,343,804.18 = 423,477.45 : x
  2. Step 2: Convert to fraction form
    895,869.45/1,343,804.18 = 423,477.45/x
  3. Step 3: Cross multiply
    895,869.45x = 1,343,804.18 × 423,477.45
  4. Step 4: Simplify right side
    895,869.45x = 569,070,765,328.35
  5. Step 5: Solve for x
    x = 569,070,765,328.35/895,869.45
  6. Step 6: Final answer
    x = 635,216.18

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Double scale
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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.