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Finding the Fourth Proportional to 466,712.40, 699,896.88 and 167,111.76

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Solution

The fourth proportional to 466,712.40, 699,896.88 and 167,111.76 is: 250,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,712.40 : 699,896.88 = 167,111.76 : x
  2. Step 2: Convert to fraction form
    466,712.40/699,896.88 = 167,111.76/x
  3. Step 3: Cross multiply
    466,712.40x = 699,896.88 × 167,111.76
  4. Step 4: Simplify right side
    466,712.40x = 116,960,999,435.31
  5. Step 5: Solve for x
    x = 116,960,999,435.31/466,712.40
  6. Step 6: Final answer
    x = 250,606.15

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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.