Home / 487,252.52-731,004.60-150,285.56

Finding the Fourth Proportional to 487,252.52, 731,004.60 and 150,285.56

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Solution

The fourth proportional to 487,252.52, 731,004.60 and 150,285.56 is: 225,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,252.52 : 731,004.60 = 150,285.56 : x
  2. Step 2: Convert to fraction form
    487,252.52/731,004.60 = 150,285.56/x
  3. Step 3: Cross multiply
    487,252.52x = 731,004.60 × 150,285.56
  4. Step 4: Simplify right side
    487,252.52x = 109,859,435,673.58
  5. Step 5: Solve for x
    x = 109,859,435,673.58/487,252.52
  6. Step 6: Final answer
    x = 225,467.15

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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.