Home / 589,078.20-883,617.30-215,052.60

Finding the Fourth Proportional to 589,078.20, 883,617.30 and 215,052.60

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Solution

The fourth proportional to 589,078.20, 883,617.30 and 215,052.60 is: 322,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,078.20 : 883,617.30 = 215,052.60 : x
  2. Step 2: Convert to fraction form
    589,078.20/883,617.30 = 215,052.60/x
  3. Step 3: Cross multiply
    589,078.20x = 883,617.30 × 215,052.60
  4. Step 4: Simplify right side
    589,078.20x = 190,024,197,769.98
  5. Step 5: Solve for x
    x = 190,024,197,769.98/589,078.20
  6. Step 6: Final answer
    x = 322,578.90

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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.