Home / 660,664.04-991,078.68-234,100.22

Finding the Fourth Proportional to 660,664.04, 991,078.68 and 234,100.22

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Solution

The fourth proportional to 660,664.04, 991,078.68 and 234,100.22 is: 351,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,664.04 : 991,078.68 = 234,100.22 : x
  2. Step 2: Convert to fraction form
    660,664.04/991,078.68 = 234,100.22/x
  3. Step 3: Cross multiply
    660,664.04x = 991,078.68 × 234,100.22
  4. Step 4: Simplify right side
    660,664.04x = 232,011,737,025.31
  5. Step 5: Solve for x
    x = 232,011,737,025.31/660,664.04
  6. Step 6: Final answer
    x = 351,179.61

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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.