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Finding the Fourth Proportional to 550,220.04, 825,159.42 and 265,733.73

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Solution

The fourth proportional to 550,220.04, 825,159.42 and 265,733.73 is: 398,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,220.04 : 825,159.42 = 265,733.73 : x
  2. Step 2: Convert to fraction form
    550,220.04/825,159.42 = 265,733.73/x
  3. Step 3: Cross multiply
    550,220.04x = 825,159.42 × 265,733.73
  4. Step 4: Simplify right side
    550,220.04x = 219,272,690,521.24
  5. Step 5: Solve for x
    x = 219,272,690,521.24/550,220.04
  6. Step 6: Final answer
    x = 398,518.18

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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.