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Finding the Fourth Proportional to 560,274.60, 840,464.06 and 223,233.96

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Solution

The fourth proportional to 560,274.60, 840,464.06 and 223,233.96 is: 334,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,274.60 : 840,464.06 = 223,233.96 : x
  2. Step 2: Convert to fraction form
    560,274.60/840,464.06 = 223,233.96/x
  3. Step 3: Cross multiply
    560,274.60x = 840,464.06 × 223,233.96
  4. Step 4: Simplify right side
    560,274.60x = 187,620,120,351.48
  5. Step 5: Solve for x
    x = 187,620,120,351.48/560,274.60
  6. Step 6: Final answer
    x = 334,871.72

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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.