Home / 682,156.05-1,023,943.79-502,444.40

Finding the Fourth Proportional to 682,156.05, 1,023,943.79 and 502,444.40

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Solution

The fourth proportional to 682,156.05, 1,023,943.79 and 502,444.40 is: 754,189.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,156.05 : 1,023,943.79 = 502,444.40 : x
  2. Step 2: Convert to fraction form
    682,156.05/1,023,943.79 = 502,444.40/x
  3. Step 3: Cross multiply
    682,156.05x = 1,023,943.79 × 502,444.40
  4. Step 4: Simplify right side
    682,156.05x = 514,474,815,568.34
  5. Step 5: Solve for x
    x = 514,474,815,568.34/682,156.05
  6. Step 6: Final answer
    x = 754,189.33

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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.