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Finding the Fourth Proportional to 466,699.32, 644,003.50 and 259,951.88

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Solution

The fourth proportional to 466,699.32, 644,003.50 and 259,951.88 is: 358,710.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,699.32 : 644,003.50 = 259,951.88 : x
  2. Step 2: Convert to fraction form
    466,699.32/644,003.50 = 259,951.88/x
  3. Step 3: Cross multiply
    466,699.32x = 644,003.50 × 259,951.88
  4. Step 4: Simplify right side
    466,699.32x = 167,409,920,551.58
  5. Step 5: Solve for x
    x = 167,409,920,551.58/466,699.32
  6. Step 6: Final answer
    x = 358,710.44

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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.