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Finding the Fourth Proportional to 378,000.10, 567,000.15 and 97,517.35

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Solution

The fourth proportional to 378,000.10, 567,000.15 and 97,517.35 is: 146,276.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,000.10 : 567,000.15 = 97,517.35 : x
  2. Step 2: Convert to fraction form
    378,000.10/567,000.15 = 97,517.35/x
  3. Step 3: Cross multiply
    378,000.10x = 567,000.15 × 97,517.35
  4. Step 4: Simplify right side
    378,000.10x = 55,292,352,077.60
  5. Step 5: Solve for x
    x = 55,292,352,077.60/378,000.10
  6. Step 6: Final answer
    x = 146,276.03

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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.