Home / 867,657.20-1,299,790.86-597,737.66

Finding the Fourth Proportional to 867,657.20, 1,299,790.86 and 597,737.66

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Solution

The fourth proportional to 867,657.20, 1,299,790.86 and 597,737.66 is: 895,438.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,657.20 : 1,299,790.86 = 597,737.66 : x
  2. Step 2: Convert to fraction form
    867,657.20/1,299,790.86 = 597,737.66/x
  3. Step 3: Cross multiply
    867,657.20x = 1,299,790.86 × 597,737.66
  4. Step 4: Simplify right side
    867,657.20x = 776,933,947,145.79
  5. Step 5: Solve for x
    x = 776,933,947,145.79/867,657.20
  6. Step 6: Final answer
    x = 895,438.83

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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.