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Finding the Fourth Proportional to 669,750, 924,255.36 and 367,963.44

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Solution

The fourth proportional to 669,750, 924,255.36 and 367,963.44 is: 507,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,750 : 924,255.36 = 367,963.44 : x
  2. Step 2: Convert to fraction form
    669,750/924,255.36 = 367,963.44/x
  3. Step 3: Cross multiply
    669,750x = 924,255.36 × 367,963.44
  4. Step 4: Simplify right side
    669,750x = 340,092,181,704.04
  5. Step 5: Solve for x
    x = 340,092,181,704.04/669,750
  6. Step 6: Final answer
    x = 507,789.74

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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.