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Finding the Fourth Proportional to 592,642.10, 888,963.15 and 149,410.10

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Solution

The fourth proportional to 592,642.10, 888,963.15 and 149,410.10 is: 224,115.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,642.10 : 888,963.15 = 149,410.10 : x
  2. Step 2: Convert to fraction form
    592,642.10/888,963.15 = 149,410.10/x
  3. Step 3: Cross multiply
    592,642.10x = 888,963.15 × 149,410.10
  4. Step 4: Simplify right side
    592,642.10x = 132,820,073,137.82
  5. Step 5: Solve for x
    x = 132,820,073,137.82/592,642.10
  6. Step 6: Final answer
    x = 224,115.15

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Double scale
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Similar ratio
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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.