Home / 801,706.50-1,106,322.57-479,594.61

Finding the Fourth Proportional to 801,706.50, 1,106,322.57 and 479,594.61

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Solution

The fourth proportional to 801,706.50, 1,106,322.57 and 479,594.61 is: 661,821.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,706.50 : 1,106,322.57 = 479,594.61 : x
  2. Step 2: Convert to fraction form
    801,706.50/1,106,322.57 = 479,594.61/x
  3. Step 3: Cross multiply
    801,706.50x = 1,106,322.57 × 479,594.61
  4. Step 4: Simplify right side
    801,706.50x = 530,586,341,493.35
  5. Step 5: Solve for x
    x = 530,586,341,493.35/801,706.50
  6. Step 6: Final answer
    x = 661,821.18

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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.