Home / 744,190.40-1,115,951.52-238,658.24

Finding the Fourth Proportional to 744,190.40, 1,115,951.52 and 238,658.24

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Solution

The fourth proportional to 744,190.40, 1,115,951.52 and 238,658.24 is: 357,880.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,190.40 : 1,115,951.52 = 238,658.24 : x
  2. Step 2: Convert to fraction form
    744,190.40/1,115,951.52 = 238,658.24/x
  3. Step 3: Cross multiply
    744,190.40x = 1,115,951.52 × 238,658.24
  4. Step 4: Simplify right side
    744,190.40x = 266,331,025,688.53
  5. Step 5: Solve for x
    x = 266,331,025,688.53/744,190.40
  6. Step 6: Final answer
    x = 357,880.22

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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.