Home / 758,347.63-1,137,729.26-331,806.13

Finding the Fourth Proportional to 758,347.63, 1,137,729.26 and 331,806.13

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Solution

The fourth proportional to 758,347.63, 1,137,729.26 and 331,806.13 is: 497,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,347.63 : 1,137,729.26 = 331,806.13 : x
  2. Step 2: Convert to fraction form
    758,347.63/1,137,729.26 = 331,806.13/x
  3. Step 3: Cross multiply
    758,347.63x = 1,137,729.26 × 331,806.13
  4. Step 4: Simplify right side
    758,347.63x = 377,505,541,089.33
  5. Step 5: Solve for x
    x = 377,505,541,089.33/758,347.63
  6. Step 6: Final answer
    x = 497,800.12

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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.