Home / 632,577.06-872,870.13-377,874.18

Finding the Fourth Proportional to 632,577.06, 872,870.13 and 377,874.18

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Solution

The fourth proportional to 632,577.06, 872,870.13 and 377,874.18 is: 521,414.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,577.06 : 872,870.13 = 377,874.18 : x
  2. Step 2: Convert to fraction form
    632,577.06/872,870.13 = 377,874.18/x
  3. Step 3: Cross multiply
    632,577.06x = 872,870.13 × 377,874.18
  4. Step 4: Simplify right side
    632,577.06x = 329,835,084,620.24
  5. Step 5: Solve for x
    x = 329,835,084,620.24/632,577.06
  6. Step 6: Final answer
    x = 521,414.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.