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Finding the Fourth Proportional to 316,307.18, 473,935.88 and 222,616.10

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Solution

The fourth proportional to 316,307.18, 473,935.88 and 222,616.10 is: 333,554.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,307.18 : 473,935.88 = 222,616.10 : x
  2. Step 2: Convert to fraction form
    316,307.18/473,935.88 = 222,616.10/x
  3. Step 3: Cross multiply
    316,307.18x = 473,935.88 × 222,616.10
  4. Step 4: Simplify right side
    316,307.18x = 105,505,753,772.91
  5. Step 5: Solve for x
    x = 105,505,753,772.91/316,307.18
  6. Step 6: Final answer
    x = 333,554.73

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1.5x scale

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.