Home / 781,219.18-1,171,820.42-592,836.77

Finding the Fourth Proportional to 781,219.18, 1,171,820.42 and 592,836.77

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Solution

The fourth proportional to 781,219.18, 1,171,820.42 and 592,836.77 is: 889,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,219.18 : 1,171,820.42 = 592,836.77 : x
  2. Step 2: Convert to fraction form
    781,219.18/1,171,820.42 = 592,836.77/x
  3. Step 3: Cross multiply
    781,219.18x = 1,171,820.42 × 592,836.77
  4. Step 4: Simplify right side
    781,219.18x = 694,698,235,001.35
  5. Step 5: Solve for x
    x = 694,698,235,001.35/781,219.18
  6. Step 6: Final answer
    x = 889,248.82

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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.