Home / 758,461.68-1,137,862.22-285,151.14

Finding the Fourth Proportional to 758,461.68, 1,137,862.22 and 285,151.14

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Solution

The fourth proportional to 758,461.68, 1,137,862.22 and 285,151.14 is: 427,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,461.68 : 1,137,862.22 = 285,151.14 : x
  2. Step 2: Convert to fraction form
    758,461.68/1,137,862.22 = 285,151.14/x
  3. Step 3: Cross multiply
    758,461.68x = 1,137,862.22 × 285,151.14
  4. Step 4: Simplify right side
    758,461.68x = 324,462,707,770.18
  5. Step 5: Solve for x
    x = 324,462,707,770.18/758,461.68
  6. Step 6: Final answer
    x = 427,790.51

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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.