Home / 975,139.20-1,462,125.60-502,747.20

Finding the Fourth Proportional to 975,139.20, 1,462,125.60 and 502,747.20

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Solution

The fourth proportional to 975,139.20, 1,462,125.60 and 502,747.20 is: 753,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,139.20 : 1,462,125.60 = 502,747.20 : x
  2. Step 2: Convert to fraction form
    975,139.20/1,462,125.60 = 502,747.20/x
  3. Step 3: Cross multiply
    975,139.20x = 1,462,125.60 × 502,747.20
  4. Step 4: Simplify right side
    975,139.20x = 735,079,551,448.32
  5. Step 5: Solve for x
    x = 735,079,551,448.32/975,139.20
  6. Step 6: Final answer
    x = 753,820.12

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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.