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Finding the Fourth Proportional to 425,661.32, 587,412.43 and 244,384.94

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Solution

The fourth proportional to 425,661.32, 587,412.43 and 244,384.94 is: 337,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,661.32 : 587,412.43 = 244,384.94 : x
  2. Step 2: Convert to fraction form
    425,661.32/587,412.43 = 244,384.94/x
  3. Step 3: Cross multiply
    425,661.32x = 587,412.43 × 244,384.94
  4. Step 4: Simplify right side
    425,661.32x = 143,554,747,912.78
  5. Step 5: Solve for x
    x = 143,554,747,912.78/425,661.32
  6. Step 6: Final answer
    x = 337,251.10

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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.