Home / 240,246.81-360,403.32-82,454.76

Finding the Fourth Proportional to 240,246.81, 360,403.32 and 82,454.76

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Solution

The fourth proportional to 240,246.81, 360,403.32 and 82,454.76 is: 123,693.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,246.81 : 360,403.32 = 82,454.76 : x
  2. Step 2: Convert to fraction form
    240,246.81/360,403.32 = 82,454.76/x
  3. Step 3: Cross multiply
    240,246.81x = 360,403.32 × 82,454.76
  4. Step 4: Simplify right side
    240,246.81x = 29,716,969,563.01
  5. Step 5: Solve for x
    x = 29,716,969,563.01/240,246.81
  6. Step 6: Final answer
    x = 123,693.50

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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.