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Finding the Fourth Proportional to 602,574.56, 902,760.24 and 282,138.56

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Solution

The fourth proportional to 602,574.56, 902,760.24 and 282,138.56 is: 422,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,574.56 : 902,760.24 = 282,138.56 : x
  2. Step 2: Convert to fraction form
    602,574.56/902,760.24 = 282,138.56/x
  3. Step 3: Cross multiply
    602,574.56x = 902,760.24 × 282,138.56
  4. Step 4: Simplify right side
    602,574.56x = 254,703,474,138.85
  5. Step 5: Solve for x
    x = 254,703,474,138.85/602,574.56
  6. Step 6: Final answer
    x = 422,692.05

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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.