Home / 682,154.95-1,023,942.14-502,443.30

Finding the Fourth Proportional to 682,154.95, 1,023,942.14 and 502,443.30

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Solution

The fourth proportional to 682,154.95, 1,023,942.14 and 502,443.30 is: 754,187.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,154.95 : 1,023,942.14 = 502,443.30 : x
  2. Step 2: Convert to fraction form
    682,154.95/1,023,942.14 = 502,443.30/x
  3. Step 3: Cross multiply
    682,154.95x = 1,023,942.14 × 502,443.30
  4. Step 4: Simplify right side
    682,154.95x = 514,472,869,629.27
  5. Step 5: Solve for x
    x = 514,472,869,629.27/682,154.95
  6. Step 6: Final answer
    x = 754,187.69

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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.