Home / 493,123.19-739,240.73-177,358.10

Finding the Fourth Proportional to 493,123.19, 739,240.73 and 177,358.10

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Solution

The fourth proportional to 493,123.19, 739,240.73 and 177,358.10 is: 265,877.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,123.19 : 739,240.73 = 177,358.10 : x
  2. Step 2: Convert to fraction form
    493,123.19/739,240.73 = 177,358.10/x
  3. Step 3: Cross multiply
    493,123.19x = 739,240.73 × 177,358.10
  4. Step 4: Simplify right side
    493,123.19x = 131,110,330,428.62
  5. Step 5: Solve for x
    x = 131,110,330,428.62/493,123.19
  6. Step 6: Final answer
    x = 265,877.44

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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.