Home / 758,373.71-1,137,771.16-331,833.11

Finding the Fourth Proportional to 758,373.71, 1,137,771.16 and 331,833.11

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Solution

The fourth proportional to 758,373.71, 1,137,771.16 and 331,833.11 is: 497,841.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,373.71 : 1,137,771.16 = 331,833.11 : x
  2. Step 2: Convert to fraction form
    758,373.71/1,137,771.16 = 331,833.11/x
  3. Step 3: Cross multiply
    758,373.71x = 1,137,771.16 × 331,833.11
  4. Step 4: Simplify right side
    758,373.71x = 377,550,135,972.67
  5. Step 5: Solve for x
    x = 377,550,135,972.67/758,373.71
  6. Step 6: Final answer
    x = 497,841.81

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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.