Home / 883,442.64-1,218,830.64-501,248.04

Finding the Fourth Proportional to 883,442.64, 1,218,830.64 and 501,248.04

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Solution

The fourth proportional to 883,442.64, 1,218,830.64 and 501,248.04 is: 691,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,442.64 : 1,218,830.64 = 501,248.04 : x
  2. Step 2: Convert to fraction form
    883,442.64/1,218,830.64 = 501,248.04/x
  3. Step 3: Cross multiply
    883,442.64x = 1,218,830.64 × 501,248.04
  4. Step 4: Simplify right side
    883,442.64x = 610,936,469,391.95
  5. Step 5: Solve for x
    x = 610,936,469,391.95/883,442.64
  6. Step 6: Final answer
    x = 691,540.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.