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Finding the Fourth Proportional to 227,607.10, 341,410.65 and 156,748.30

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Solution

The fourth proportional to 227,607.10, 341,410.65 and 156,748.30 is: 235,122.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,607.10 : 341,410.65 = 156,748.30 : x
  2. Step 2: Convert to fraction form
    227,607.10/341,410.65 = 156,748.30/x
  3. Step 3: Cross multiply
    227,607.10x = 341,410.65 × 156,748.30
  4. Step 4: Simplify right side
    227,607.10x = 53,515,538,989.40
  5. Step 5: Solve for x
    x = 53,515,538,989.40/227,607.10
  6. Step 6: Final answer
    x = 235,122.45

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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.