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Finding the Fourth Proportional to 580,575.80, 870,918.66 and 225,617.19

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Solution

The fourth proportional to 580,575.80, 870,918.66 and 225,617.19 is: 338,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,575.80 : 870,918.66 = 225,617.19 : x
  2. Step 2: Convert to fraction form
    580,575.80/870,918.66 = 225,617.19/x
  3. Step 3: Cross multiply
    580,575.80x = 870,918.66 × 225,617.19
  4. Step 4: Simplify right side
    580,575.80x = 196,494,220,787.77
  5. Step 5: Solve for x
    x = 196,494,220,787.77/580,575.80
  6. Step 6: Final answer
    x = 338,447.15

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1.5x scale

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.