Home / 932,743.80-1,399,691.70-371,719.80

Finding the Fourth Proportional to 932,743.80, 1,399,691.70 and 371,719.80

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Solution

The fourth proportional to 932,743.80, 1,399,691.70 and 371,719.80 is: 557,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,743.80 : 1,399,691.70 = 371,719.80 : x
  2. Step 2: Convert to fraction form
    932,743.80/1,399,691.70 = 371,719.80/x
  3. Step 3: Cross multiply
    932,743.80x = 1,399,691.70 × 371,719.80
  4. Step 4: Simplify right side
    932,743.80x = 520,293,118,785.66
  5. Step 5: Solve for x
    x = 520,293,118,785.66/932,743.80
  6. Step 6: Final answer
    x = 557,809.25

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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.