Home / 310,913.60-466,562.40-123,905.60

Finding the Fourth Proportional to 310,913.60, 466,562.40 and 123,905.60

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Solution

The fourth proportional to 310,913.60, 466,562.40 and 123,905.60 is: 185,934.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,913.60 : 466,562.40 = 123,905.60 : x
  2. Step 2: Convert to fraction form
    310,913.60/466,562.40 = 123,905.60/x
  3. Step 3: Cross multiply
    310,913.60x = 466,562.40 × 123,905.60
  4. Step 4: Simplify right side
    310,913.60x = 57,809,694,109.44
  5. Step 5: Solve for x
    x = 57,809,694,109.44/310,913.60
  6. Step 6: Final answer
    x = 185,934.92

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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.