Home / 1,064,814.20-1,597,221.30-316,860.20

Finding the Fourth Proportional to 1,064,814.20, 1,597,221.30 and 316,860.20

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Solution

The fourth proportional to 1,064,814.20, 1,597,221.30 and 316,860.20 is: 475,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,814.20 : 1,597,221.30 = 316,860.20 : x
  2. Step 2: Convert to fraction form
    1,064,814.20/1,597,221.30 = 316,860.20/x
  3. Step 3: Cross multiply
    1,064,814.20x = 1,597,221.30 × 316,860.20
  4. Step 4: Simplify right side
    1,064,814.20x = 506,095,860,562.26
  5. Step 5: Solve for x
    x = 506,095,860,562.26/1,064,814.20
  6. Step 6: Final answer
    x = 475,290.30

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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.