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Finding the Fourth Proportional to 468,645.34, 702,822.60 and 169,086.98

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Solution

The fourth proportional to 468,645.34, 702,822.60 and 169,086.98 is: 253,578.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,645.34 : 702,822.60 = 169,086.98 : x
  2. Step 2: Convert to fraction form
    468,645.34/702,822.60 = 169,086.98/x
  3. Step 3: Cross multiply
    468,645.34x = 702,822.60 × 169,086.98
  4. Step 4: Simplify right side
    468,645.34x = 118,838,150,909.75
  5. Step 5: Solve for x
    x = 118,838,150,909.75/468,645.34
  6. Step 6: Final answer
    x = 253,578.01

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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.