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Finding the Fourth Proportional to 273,565.20, 410,002.20 and 243,843.60

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Solution

The fourth proportional to 273,565.20, 410,002.20 and 243,843.60 is: 365,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,565.20 : 410,002.20 = 243,843.60 : x
  2. Step 2: Convert to fraction form
    273,565.20/410,002.20 = 243,843.60/x
  3. Step 3: Cross multiply
    273,565.20x = 410,002.20 × 243,843.60
  4. Step 4: Simplify right side
    273,565.20x = 99,976,412,455.92
  5. Step 5: Solve for x
    x = 99,976,412,455.92/273,565.20
  6. Step 6: Final answer
    x = 365,457.35

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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.