Home / 472,990.22-652,741.68-269,035.88

Finding the Fourth Proportional to 472,990.22, 652,741.68 and 269,035.88

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Solution

The fourth proportional to 472,990.22, 652,741.68 and 269,035.88 is: 371,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,990.22 : 652,741.68 = 269,035.88 : x
  2. Step 2: Convert to fraction form
    472,990.22/652,741.68 = 269,035.88/x
  3. Step 3: Cross multiply
    472,990.22x = 652,741.68 × 269,035.88
  4. Step 4: Simplify right side
    472,990.22x = 175,610,932,291.48
  5. Step 5: Solve for x
    x = 175,610,932,291.48/472,990.22
  6. Step 6: Final answer
    x = 371,278.15

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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.