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Finding the Fourth Proportional to 665,785.52, 998,580 and 244,963.52

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Solution

The fourth proportional to 665,785.52, 998,580 and 244,963.52 is: 367,409.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,785.52 : 998,580 = 244,963.52 : x
  2. Step 2: Convert to fraction form
    665,785.52/998,580 = 244,963.52/x
  3. Step 3: Cross multiply
    665,785.52x = 998,580 × 244,963.52
  4. Step 4: Simplify right side
    665,785.52x = 244,615,671,801.60
  5. Step 5: Solve for x
    x = 244,615,671,801.60/665,785.52
  6. Step 6: Final answer
    x = 367,409.12

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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.