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Finding the Fourth Proportional to 493,088.22, 739,632.33 and 119,111.22

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Solution

The fourth proportional to 493,088.22, 739,632.33 and 119,111.22 is: 178,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,088.22 : 739,632.33 = 119,111.22 : x
  2. Step 2: Convert to fraction form
    493,088.22/739,632.33 = 119,111.22/x
  3. Step 3: Cross multiply
    493,088.22x = 739,632.33 × 119,111.22
  4. Step 4: Simplify right side
    493,088.22x = 88,098,509,177.74
  5. Step 5: Solve for x
    x = 88,098,509,177.74/493,088.22
  6. Step 6: Final answer
    x = 178,666.83

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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.