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Finding the Fourth Proportional to 467,251.34, 644,816.30 and 260,532.45

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Solution

The fourth proportional to 467,251.34, 644,816.30 and 260,532.45 is: 359,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,251.34 : 644,816.30 = 260,532.45 : x
  2. Step 2: Convert to fraction form
    467,251.34/644,816.30 = 260,532.45/x
  3. Step 3: Cross multiply
    467,251.34x = 644,816.30 × 260,532.45
  4. Step 4: Simplify right side
    467,251.34x = 167,995,569,136.27
  5. Step 5: Solve for x
    x = 167,995,569,136.27/467,251.34
  6. Step 6: Final answer
    x = 359,540.05

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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.