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Finding the Fourth Proportional to 468,600.86, 702,606.05 and 397,548.31

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Solution

The fourth proportional to 468,600.86, 702,606.05 and 397,548.31 is: 596,071.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,600.86 : 702,606.05 = 397,548.31 : x
  2. Step 2: Convert to fraction form
    468,600.86/702,606.05 = 397,548.31/x
  3. Step 3: Cross multiply
    468,600.86x = 702,606.05 × 397,548.31
  4. Step 4: Simplify right side
    468,600.86x = 279,319,842,272.50
  5. Step 5: Solve for x
    x = 279,319,842,272.50/468,600.86
  6. Step 6: Final answer
    x = 596,071.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.