Home / 689,177.76-1,032,711.48-463,702.92

Finding the Fourth Proportional to 689,177.76, 1,032,711.48 and 463,702.92

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Solution

The fourth proportional to 689,177.76, 1,032,711.48 and 463,702.92 is: 694,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,177.76 : 1,032,711.48 = 463,702.92 : x
  2. Step 2: Convert to fraction form
    689,177.76/1,032,711.48 = 463,702.92/x
  3. Step 3: Cross multiply
    689,177.76x = 1,032,711.48 × 463,702.92
  4. Step 4: Simplify right side
    689,177.76x = 478,871,328,793.52
  5. Step 5: Solve for x
    x = 478,871,328,793.52/689,177.76
  6. Step 6: Final answer
    x = 694,844.43

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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.