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Finding the Fourth Proportional to 584,940.20, 877,441.46 and 185,612.22

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Solution

The fourth proportional to 584,940.20, 877,441.46 and 185,612.22 is: 278,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,940.20 : 877,441.46 = 185,612.22 : x
  2. Step 2: Convert to fraction form
    584,940.20/877,441.46 = 185,612.22/x
  3. Step 3: Cross multiply
    584,940.20x = 877,441.46 × 185,612.22
  4. Step 4: Simplify right side
    584,940.20x = 162,863,856,382.58
  5. Step 5: Solve for x
    x = 162,863,856,382.58/584,940.20
  6. Step 6: Final answer
    x = 278,428.22

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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.