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Finding the Fourth Proportional to 466,915.02, 700,591.26 and 230,128.56

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Solution

The fourth proportional to 466,915.02, 700,591.26 and 230,128.56 is: 345,300.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,915.02 : 700,591.26 = 230,128.56 : x
  2. Step 2: Convert to fraction form
    466,915.02/700,591.26 = 230,128.56/x
  3. Step 3: Cross multiply
    466,915.02x = 700,591.26 × 230,128.56
  4. Step 4: Simplify right side
    466,915.02x = 161,226,057,812.39
  5. Step 5: Solve for x
    x = 161,226,057,812.39/466,915.02
  6. Step 6: Final answer
    x = 345,300.65

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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.