Home / 707,717.32-1,060,630.17-258,015.76

Finding the Fourth Proportional to 707,717.32, 1,060,630.17 and 258,015.76

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Solution

The fourth proportional to 707,717.32, 1,060,630.17 and 258,015.76 is: 386,678.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,717.32 : 1,060,630.17 = 258,015.76 : x
  2. Step 2: Convert to fraction form
    707,717.32/1,060,630.17 = 258,015.76/x
  3. Step 3: Cross multiply
    707,717.32x = 1,060,630.17 × 258,015.76
  4. Step 4: Simplify right side
    707,717.32x = 273,659,299,391.48
  5. Step 5: Solve for x
    x = 273,659,299,391.48/707,717.32
  6. Step 6: Final answer
    x = 386,678.82

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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.