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Finding the Fourth Proportional to 425,948.60, 587,820.15 and 232,359.63

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Solution

The fourth proportional to 425,948.60, 587,820.15 and 232,359.63 is: 320,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,948.60 : 587,820.15 = 232,359.63 : x
  2. Step 2: Convert to fraction form
    425,948.60/587,820.15 = 232,359.63/x
  3. Step 3: Cross multiply
    425,948.60x = 587,820.15 × 232,359.63
  4. Step 4: Simplify right side
    425,948.60x = 136,585,672,560.55
  5. Step 5: Solve for x
    x = 136,585,672,560.55/425,948.60
  6. Step 6: Final answer
    x = 320,662.34

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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.