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Finding the Fourth Proportional to 425,593.31, 587,307.69 and 232,004.86

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Solution

The fourth proportional to 425,593.31, 587,307.69 and 232,004.86 is: 320,160.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,593.31 : 587,307.69 = 232,004.86 : x
  2. Step 2: Convert to fraction form
    425,593.31/587,307.69 = 232,004.86/x
  3. Step 3: Cross multiply
    425,593.31x = 587,307.69 × 232,004.86
  4. Step 4: Simplify right side
    425,593.31x = 136,258,236,927.10
  5. Step 5: Solve for x
    x = 136,258,236,927.10/425,593.31
  6. Step 6: Final answer
    x = 320,160.67

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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.