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Finding the Fourth Proportional to 373,697.28, 560,753.28 and 152,064

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Solution

The fourth proportional to 373,697.28, 560,753.28 and 152,064 is: 228,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,697.28 : 560,753.28 = 152,064 : x
  2. Step 2: Convert to fraction form
    373,697.28/560,753.28 = 152,064/x
  3. Step 3: Cross multiply
    373,697.28x = 560,753.28 × 152,064
  4. Step 4: Simplify right side
    373,697.28x = 85,270,386,769.92
  5. Step 5: Solve for x
    x = 85,270,386,769.92/373,697.28
  6. Step 6: Final answer
    x = 228,180.38

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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.