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Finding the Fourth Proportional to 466,962.54, 699,437.78 and 316,376.66

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Solution

The fourth proportional to 466,962.54, 699,437.78 and 316,376.66 is: 473,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,962.54 : 699,437.78 = 316,376.66 : x
  2. Step 2: Convert to fraction form
    466,962.54/699,437.78 = 316,376.66/x
  3. Step 3: Cross multiply
    466,962.54x = 699,437.78 × 316,376.66
  4. Step 4: Simplify right side
    466,962.54x = 221,285,788,714.22
  5. Step 5: Solve for x
    x = 221,285,788,714.22/466,962.54
  6. Step 6: Final answer
    x = 473,883.38

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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.