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Finding the Fourth Proportional to 425,352.88, 587,100.17 and 251,076.32

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Solution

The fourth proportional to 425,352.88, 587,100.17 and 251,076.32 is: 346,552.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,352.88 : 587,100.17 = 251,076.32 : x
  2. Step 2: Convert to fraction form
    425,352.88/587,100.17 = 251,076.32/x
  3. Step 3: Cross multiply
    425,352.88x = 587,100.17 × 251,076.32
  4. Step 4: Simplify right side
    425,352.88x = 147,406,947,847.16
  5. Step 5: Solve for x
    x = 147,406,947,847.16/425,352.88
  6. Step 6: Final answer
    x = 346,552.14

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1.5x scale

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.