Home / 724,076.16-1,086,908.80-575,272.96

Finding the Fourth Proportional to 724,076.16, 1,086,908.80 and 575,272.96

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Solution

The fourth proportional to 724,076.16, 1,086,908.80 and 575,272.96 is: 863,540.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,076.16 : 1,086,908.80 = 575,272.96 : x
  2. Step 2: Convert to fraction form
    724,076.16/1,086,908.80 = 575,272.96/x
  3. Step 3: Cross multiply
    724,076.16x = 1,086,908.80 × 575,272.96
  4. Step 4: Simplify right side
    724,076.16x = 625,269,242,626.05
  5. Step 5: Solve for x
    x = 625,269,242,626.05/724,076.16
  6. Step 6: Final answer
    x = 863,540.71

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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.