Home / 682,154.55-1,023,941.54-502,442.90

Finding the Fourth Proportional to 682,154.55, 1,023,941.54 and 502,442.90

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Solution

The fourth proportional to 682,154.55, 1,023,941.54 and 502,442.90 is: 754,187.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,154.55 : 1,023,941.54 = 502,442.90 : x
  2. Step 2: Convert to fraction form
    682,154.55/1,023,941.54 = 502,442.90/x
  3. Step 3: Cross multiply
    682,154.55x = 1,023,941.54 × 502,442.90
  4. Step 4: Simplify right side
    682,154.55x = 514,472,156,788.07
  5. Step 5: Solve for x
    x = 514,472,156,788.07/682,154.55
  6. Step 6: Final answer
    x = 754,187.09

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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.