Home / 1,008,071.90-1,512,237.45-502,891.10

Finding the Fourth Proportional to 1,008,071.90, 1,512,237.45 and 502,891.10

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Solution

The fourth proportional to 1,008,071.90, 1,512,237.45 and 502,891.10 is: 754,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,071.90 : 1,512,237.45 = 502,891.10 : x
  2. Step 2: Convert to fraction form
    1,008,071.90/1,512,237.45 = 502,891.10/x
  3. Step 3: Cross multiply
    1,008,071.90x = 1,512,237.45 × 502,891.10
  4. Step 4: Simplify right side
    1,008,071.90x = 760,490,754,691.70
  5. Step 5: Solve for x
    x = 760,490,754,691.70/1,008,071.90
  6. Step 6: Final answer
    x = 754,401.30

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Double scale
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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.