Home / 775,244.73-1,162,867.11-242,807.43

Finding the Fourth Proportional to 775,244.73, 1,162,867.11 and 242,807.43

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Solution

The fourth proportional to 775,244.73, 1,162,867.11 and 242,807.43 is: 364,211.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,244.73 : 1,162,867.11 = 242,807.43 : x
  2. Step 2: Convert to fraction form
    775,244.73/1,162,867.11 = 242,807.43/x
  3. Step 3: Cross multiply
    775,244.73x = 1,162,867.11 × 242,807.43
  4. Step 4: Simplify right side
    775,244.73x = 282,352,774,410.63
  5. Step 5: Solve for x
    x = 282,352,774,410.63/775,244.73
  6. Step 6: Final answer
    x = 364,211.15

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Double scale
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Similar ratio
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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.