Home / 724,004.01-1,086,069.87-268,600.55

Finding the Fourth Proportional to 724,004.01, 1,086,069.87 and 268,600.55

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Solution

The fourth proportional to 724,004.01, 1,086,069.87 and 268,600.55 is: 402,924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,004.01 : 1,086,069.87 = 268,600.55 : x
  2. Step 2: Convert to fraction form
    724,004.01/1,086,069.87 = 268,600.55/x
  3. Step 3: Cross multiply
    724,004.01x = 1,086,069.87 × 268,600.55
  4. Step 4: Simplify right side
    724,004.01x = 291,718,958,990.08
  5. Step 5: Solve for x
    x = 291,718,958,990.08/724,004.01
  6. Step 6: Final answer
    x = 402,924.51

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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.