Home / 527,419.11-791,648.41-375,784.60

Finding the Fourth Proportional to 527,419.11, 791,648.41 and 375,784.60

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Solution

The fourth proportional to 527,419.11, 791,648.41 and 375,784.60 is: 564,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,419.11 : 791,648.41 = 375,784.60 : x
  2. Step 2: Convert to fraction form
    527,419.11/791,648.41 = 375,784.60/x
  3. Step 3: Cross multiply
    527,419.11x = 791,648.41 × 375,784.60
  4. Step 4: Simplify right side
    527,419.11x = 297,489,281,092.49
  5. Step 5: Solve for x
    x = 297,489,281,092.49/527,419.11
  6. Step 6: Final answer
    x = 564,047.22

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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.