Home / 750,944.90-1,126,540.20-245,359.10

Finding the Fourth Proportional to 750,944.90, 1,126,540.20 and 245,359.10

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Solution

The fourth proportional to 750,944.90, 1,126,540.20 and 245,359.10 is: 368,078.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,944.90 : 1,126,540.20 = 245,359.10 : x
  2. Step 2: Convert to fraction form
    750,944.90/1,126,540.20 = 245,359.10/x
  3. Step 3: Cross multiply
    750,944.90x = 1,126,540.20 × 245,359.10
  4. Step 4: Simplify right side
    750,944.90x = 276,406,889,585.82
  5. Step 5: Solve for x
    x = 276,406,889,585.82/750,944.90
  6. Step 6: Final answer
    x = 368,078.79

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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.