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Finding the Fourth Proportional to 296,037.16, 444,201.54 and 138,242.68

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Solution

The fourth proportional to 296,037.16, 444,201.54 and 138,242.68 is: 207,432.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,037.16 : 444,201.54 = 138,242.68 : x
  2. Step 2: Convert to fraction form
    296,037.16/444,201.54 = 138,242.68/x
  3. Step 3: Cross multiply
    296,037.16x = 444,201.54 × 138,242.68
  4. Step 4: Simplify right side
    296,037.16x = 61,407,611,349.73
  5. Step 5: Solve for x
    x = 61,407,611,349.73/296,037.16
  6. Step 6: Final answer
    x = 207,432.11

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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.