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Finding the Fourth Proportional to 560,211.56, 840,426.60 and 181,226.24

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Solution

The fourth proportional to 560,211.56, 840,426.60 and 181,226.24 is: 271,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,211.56 : 840,426.60 = 181,226.24 : x
  2. Step 2: Convert to fraction form
    560,211.56/840,426.60 = 181,226.24/x
  3. Step 3: Cross multiply
    560,211.56x = 840,426.60 × 181,226.24
  4. Step 4: Simplify right side
    560,211.56x = 152,307,352,713.98
  5. Step 5: Solve for x
    x = 152,307,352,713.98/560,211.56
  6. Step 6: Final answer
    x = 271,874.71

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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.