Home / 682,155.46-1,023,942.89-502,443.81

Finding the Fourth Proportional to 682,155.46, 1,023,942.89 and 502,443.81

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Solution

The fourth proportional to 682,155.46, 1,023,942.89 and 502,443.81 is: 754,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,155.46 : 1,023,942.89 = 502,443.81 : x
  2. Step 2: Convert to fraction form
    682,155.46/1,023,942.89 = 502,443.81/x
  3. Step 3: Cross multiply
    682,155.46x = 1,023,942.89 × 502,443.81
  4. Step 4: Simplify right side
    682,155.46x = 514,473,759,242.08
  5. Step 5: Solve for x
    x = 514,473,759,242.08/682,155.46
  6. Step 6: Final answer
    x = 754,188.44

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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.