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Finding the Fourth Proportional to 360,410.34, 496,793.70 and 283,807.92

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Solution

The fourth proportional to 360,410.34, 496,793.70 and 283,807.92 is: 391,204.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,410.34 : 496,793.70 = 283,807.92 : x
  2. Step 2: Convert to fraction form
    360,410.34/496,793.70 = 283,807.92/x
  3. Step 3: Cross multiply
    360,410.34x = 496,793.70 × 283,807.92
  4. Step 4: Simplify right side
    360,410.34x = 140,993,986,666.10
  5. Step 5: Solve for x
    x = 140,993,986,666.10/360,410.34
  6. Step 6: Final answer
    x = 391,204.06

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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.