Home / 750,984.49-1,126,728.24-245,568.79

Finding the Fourth Proportional to 750,984.49, 1,126,728.24 and 245,568.79

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Solution

The fourth proportional to 750,984.49, 1,126,728.24 and 245,568.79 is: 368,435.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,984.49 : 1,126,728.24 = 245,568.79 : x
  2. Step 2: Convert to fraction form
    750,984.49/1,126,728.24 = 245,568.79/x
  3. Step 3: Cross multiply
    750,984.49x = 1,126,728.24 × 245,568.79
  4. Step 4: Simplify right side
    750,984.49x = 276,689,283,694.15
  5. Step 5: Solve for x
    x = 276,689,283,694.15/750,984.49
  6. Step 6: Final answer
    x = 368,435.42

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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.