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Finding the Fourth Proportional to 701,141.86, 967,411.02 and 425,493.47

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Solution

The fourth proportional to 701,141.86, 967,411.02 and 425,493.47 is: 587,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,141.86 : 967,411.02 = 425,493.47 : x
  2. Step 2: Convert to fraction form
    701,141.86/967,411.02 = 425,493.47/x
  3. Step 3: Cross multiply
    701,141.86x = 967,411.02 × 425,493.47
  4. Step 4: Simplify right side
    701,141.86x = 411,627,073,745.36
  5. Step 5: Solve for x
    x = 411,627,073,745.36/701,141.86
  6. Step 6: Final answer
    x = 587,081.01

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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.