Home / 493,117.30-739,967.55-177,533.20

Finding the Fourth Proportional to 493,117.30, 739,967.55 and 177,533.20

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Solution

The fourth proportional to 493,117.30, 739,967.55 and 177,533.20 is: 266,404.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,117.30 : 739,967.55 = 177,533.20 : x
  2. Step 2: Convert to fraction form
    493,117.30/739,967.55 = 177,533.20/x
  3. Step 3: Cross multiply
    493,117.30x = 739,967.55 × 177,533.20
  4. Step 4: Simplify right side
    493,117.30x = 131,368,807,047.66
  5. Step 5: Solve for x
    x = 131,368,807,047.66/493,117.30
  6. Step 6: Final answer
    x = 266,404.78

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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.