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Finding the Fourth Proportional to 416,324.56, 574,527.44 and 225,337.64

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Solution

The fourth proportional to 416,324.56, 574,527.44 and 225,337.64 is: 310,965.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,324.56 : 574,527.44 = 225,337.64 : x
  2. Step 2: Convert to fraction form
    416,324.56/574,527.44 = 225,337.64/x
  3. Step 3: Cross multiply
    416,324.56x = 574,527.44 × 225,337.64
  4. Step 4: Simplify right side
    416,324.56x = 129,462,657,444.84
  5. Step 5: Solve for x
    x = 129,462,657,444.84/416,324.56
  6. Step 6: Final answer
    x = 310,965.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.