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Finding the Fourth Proportional to 580,579.80, 870,924.66 and 225,621.19

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Solution

The fourth proportional to 580,579.80, 870,924.66 and 225,621.19 is: 338,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,579.80 : 870,924.66 = 225,621.19 : x
  2. Step 2: Convert to fraction form
    580,579.80/870,924.66 = 225,621.19/x
  3. Step 3: Cross multiply
    580,579.80x = 870,924.66 × 225,621.19
  4. Step 4: Simplify right side
    580,579.80x = 196,499,058,189.55
  5. Step 5: Solve for x
    x = 196,499,058,189.55/580,579.80
  6. Step 6: Final answer
    x = 338,453.14

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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.