Home / 717,143.46-1,077,551.21-541,306.50

Finding the Fourth Proportional to 717,143.46, 1,077,551.21 and 541,306.50

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Solution

The fourth proportional to 717,143.46, 1,077,551.21 and 541,306.50 is: 813,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,143.46 : 1,077,551.21 = 541,306.50 : x
  2. Step 2: Convert to fraction form
    717,143.46/1,077,551.21 = 541,306.50/x
  3. Step 3: Cross multiply
    717,143.46x = 1,077,551.21 × 541,306.50
  4. Step 4: Simplify right side
    717,143.46x = 583,285,471,349.33
  5. Step 5: Solve for x
    x = 583,285,471,349.33/717,143.46
  6. Step 6: Final answer
    x = 813,345.59

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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.