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Finding the Fourth Proportional to 567,452.88, 783,155.88 and 325,811.16

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Solution

The fourth proportional to 567,452.88, 783,155.88 and 325,811.16 is: 449,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,452.88 : 783,155.88 = 325,811.16 : x
  2. Step 2: Convert to fraction form
    567,452.88/783,155.88 = 325,811.16/x
  3. Step 3: Cross multiply
    567,452.88x = 783,155.88 × 325,811.16
  4. Step 4: Simplify right side
    567,452.88x = 255,160,925,723.62
  5. Step 5: Solve for x
    x = 255,160,925,723.62/567,452.88
  6. Step 6: Final answer
    x = 449,660.11

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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.