Home / 792,251.28-1,093,446.48-470,139

Finding the Fourth Proportional to 792,251.28, 1,093,446.48 and 470,139

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Solution

The fourth proportional to 792,251.28, 1,093,446.48 and 470,139 is: 648,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,251.28 : 1,093,446.48 = 470,139 : x
  2. Step 2: Convert to fraction form
    792,251.28/1,093,446.48 = 470,139/x
  3. Step 3: Cross multiply
    792,251.28x = 1,093,446.48 × 470,139
  4. Step 4: Simplify right side
    792,251.28x = 514,071,834,660.72
  5. Step 5: Solve for x
    x = 514,071,834,660.72/792,251.28
  6. Step 6: Final answer
    x = 648,874.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.