Home / 929,487.52-1,282,703.10-516,052.47

Finding the Fourth Proportional to 929,487.52, 1,282,703.10 and 516,052.47

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Solution

The fourth proportional to 929,487.52, 1,282,703.10 and 516,052.47 is: 712,158.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,487.52 : 1,282,703.10 = 516,052.47 : x
  2. Step 2: Convert to fraction form
    929,487.52/1,282,703.10 = 516,052.47/x
  3. Step 3: Cross multiply
    929,487.52x = 1,282,703.10 × 516,052.47
  4. Step 4: Simplify right side
    929,487.52x = 661,942,103,031.66
  5. Step 5: Solve for x
    x = 661,942,103,031.66/929,487.52
  6. Step 6: Final answer
    x = 712,158.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.