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Finding the Fourth Proportional to 463,251.24, 639,280.58 and 262,047.24

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Solution

The fourth proportional to 463,251.24, 639,280.58 and 262,047.24 is: 361,621.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,251.24 : 639,280.58 = 262,047.24 : x
  2. Step 2: Convert to fraction form
    463,251.24/639,280.58 = 262,047.24/x
  3. Step 3: Cross multiply
    463,251.24x = 639,280.58 × 262,047.24
  4. Step 4: Simplify right side
    463,251.24x = 167,521,711,574.60
  5. Step 5: Solve for x
    x = 167,521,711,574.60/463,251.24
  6. Step 6: Final answer
    x = 361,621.72

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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.