Home / 712,462.59-1,068,727.10-396,681.66

Finding the Fourth Proportional to 712,462.59, 1,068,727.10 and 396,681.66

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Solution

The fourth proportional to 712,462.59, 1,068,727.10 and 396,681.66 is: 595,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,462.59 : 1,068,727.10 = 396,681.66 : x
  2. Step 2: Convert to fraction form
    712,462.59/1,068,727.10 = 396,681.66/x
  3. Step 3: Cross multiply
    712,462.59x = 1,068,727.10 × 396,681.66
  4. Step 4: Simplify right side
    712,462.59x = 423,944,438,131.58
  5. Step 5: Solve for x
    x = 423,944,438,131.58/712,462.59
  6. Step 6: Final answer
    x = 595,040.98

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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.