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Finding the Fourth Proportional to 623,469, 934,973.64 and 224,002.56

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Solution

The fourth proportional to 623,469, 934,973.64 and 224,002.56 is: 335,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,469 : 934,973.64 = 224,002.56 : x
  2. Step 2: Convert to fraction form
    623,469/934,973.64 = 224,002.56/x
  3. Step 3: Cross multiply
    623,469x = 934,973.64 × 224,002.56
  4. Step 4: Simplify right side
    623,469x = 209,436,488,892.52
  5. Step 5: Solve for x
    x = 209,436,488,892.52/623,469
  6. Step 6: Final answer
    x = 335,921.25

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1.5x scale

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.