Home / 750,842.64-1,126,025.52-245,288.40

Finding the Fourth Proportional to 750,842.64, 1,126,025.52 and 245,288.40

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Solution

The fourth proportional to 750,842.64, 1,126,025.52 and 245,288.40 is: 367,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,842.64 : 1,126,025.52 = 245,288.40 : x
  2. Step 2: Convert to fraction form
    750,842.64/1,126,025.52 = 245,288.40/x
  3. Step 3: Cross multiply
    750,842.64x = 1,126,025.52 × 245,288.40
  4. Step 4: Simplify right side
    750,842.64x = 276,200,998,159.97
  5. Step 5: Solve for x
    x = 276,200,998,159.97/750,842.64
  6. Step 6: Final answer
    x = 367,854.71

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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.