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Finding the Fourth Proportional to 360,151.12, 540,062.52 and 149,663.44

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Solution

The fourth proportional to 360,151.12, 540,062.52 and 149,663.44 is: 224,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,151.12 : 540,062.52 = 149,663.44 : x
  2. Step 2: Convert to fraction form
    360,151.12/540,062.52 = 149,663.44/x
  3. Step 3: Cross multiply
    360,151.12x = 540,062.52 × 149,663.44
  4. Step 4: Simplify right side
    360,151.12x = 80,827,614,558.27
  5. Step 5: Solve for x
    x = 80,827,614,558.27/360,151.12
  6. Step 6: Final answer
    x = 224,426.94

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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.