Home / 623,654.72-935,247.60-492,084.80

Finding the Fourth Proportional to 623,654.72, 935,247.60 and 492,084.80

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Solution

The fourth proportional to 623,654.72, 935,247.60 and 492,084.80 is: 737,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,654.72 : 935,247.60 = 492,084.80 : x
  2. Step 2: Convert to fraction form
    623,654.72/935,247.60 = 492,084.80/x
  3. Step 3: Cross multiply
    623,654.72x = 935,247.60 × 492,084.80
  4. Step 4: Simplify right side
    623,654.72x = 460,221,128,196.48
  5. Step 5: Solve for x
    x = 460,221,128,196.48/623,654.72
  6. Step 6: Final answer
    x = 737,942.19

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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.