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Finding the Fourth Proportional to 574,901.20, 862,481.40 and 175,560.40

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Solution

The fourth proportional to 574,901.20, 862,481.40 and 175,560.40 is: 263,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,901.20 : 862,481.40 = 175,560.40 : x
  2. Step 2: Convert to fraction form
    574,901.20/862,481.40 = 175,560.40/x
  3. Step 3: Cross multiply
    574,901.20x = 862,481.40 × 175,560.40
  4. Step 4: Simplify right side
    574,901.20x = 151,417,579,576.56
  5. Step 5: Solve for x
    x = 151,417,579,576.56/574,901.20
  6. Step 6: Final answer
    x = 263,380.18

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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.