Home / 1,008,039.90-1,512,189.45-502,859.10

Finding the Fourth Proportional to 1,008,039.90, 1,512,189.45 and 502,859.10

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Solution

The fourth proportional to 1,008,039.90, 1,512,189.45 and 502,859.10 is: 754,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,039.90 : 1,512,189.45 = 502,859.10 : x
  2. Step 2: Convert to fraction form
    1,008,039.90/1,512,189.45 = 502,859.10/x
  3. Step 3: Cross multiply
    1,008,039.90x = 1,512,189.45 × 502,859.10
  4. Step 4: Simplify right side
    1,008,039.90x = 760,418,225,856.50
  5. Step 5: Solve for x
    x = 760,418,225,856.50/1,008,039.90
  6. Step 6: Final answer
    x = 754,353.30

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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.