Home / 670,193.61-924,867.19-368,387.61

Finding the Fourth Proportional to 670,193.61, 924,867.19 and 368,387.61

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Solution

The fourth proportional to 670,193.61, 924,867.19 and 368,387.61 is: 508,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,193.61 : 924,867.19 = 368,387.61 : x
  2. Step 2: Convert to fraction form
    670,193.61/924,867.19 = 368,387.61/x
  3. Step 3: Cross multiply
    670,193.61x = 924,867.19 × 368,387.61
  4. Step 4: Simplify right side
    670,193.61x = 340,709,613,691.52
  5. Step 5: Solve for x
    x = 340,709,613,691.52/670,193.61
  6. Step 6: Final answer
    x = 508,374.91

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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.