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Finding the Fourth Proportional to 663,005.59, 994,326.40 and 183,118.66

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Solution

The fourth proportional to 663,005.59, 994,326.40 and 183,118.66 is: 274,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,005.59 : 994,326.40 = 183,118.66 : x
  2. Step 2: Convert to fraction form
    663,005.59/994,326.40 = 183,118.66/x
  3. Step 3: Cross multiply
    663,005.59x = 994,326.40 × 183,118.66
  4. Step 4: Simplify right side
    663,005.59x = 182,079,715,713.71
  5. Step 5: Solve for x
    x = 182,079,715,713.71/663,005.59
  6. Step 6: Final answer
    x = 274,627.72

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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.