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Finding the Fourth Proportional to 466,960.54, 699,434.78 and 316,374.66

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Solution

The fourth proportional to 466,960.54, 699,434.78 and 316,374.66 is: 473,880.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,960.54 : 699,434.78 = 316,374.66 : x
  2. Step 2: Convert to fraction form
    466,960.54/699,434.78 = 316,374.66/x
  3. Step 3: Cross multiply
    466,960.54x = 699,434.78 × 316,374.66
  4. Step 4: Simplify right side
    466,960.54x = 221,283,440,714.68
  5. Step 5: Solve for x
    x = 221,283,440,714.68/466,960.54
  6. Step 6: Final answer
    x = 473,880.39

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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.