Home / 929,490.96-1,282,707.85-516,055.91

Finding the Fourth Proportional to 929,490.96, 1,282,707.85 and 516,055.91

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Solution

The fourth proportional to 929,490.96, 1,282,707.85 and 516,055.91 is: 712,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,490.96 : 1,282,707.85 = 516,055.91 : x
  2. Step 2: Convert to fraction form
    929,490.96/1,282,707.85 = 516,055.91/x
  3. Step 3: Cross multiply
    929,490.96x = 1,282,707.85 × 516,055.91
  4. Step 4: Simplify right side
    929,490.96x = 661,948,960,382.35
  5. Step 5: Solve for x
    x = 661,948,960,382.35/929,490.96
  6. Step 6: Final answer
    x = 712,162.89

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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.