Home / 750,868.56-1,126,208.88-245,387.28

Finding the Fourth Proportional to 750,868.56, 1,126,208.88 and 245,387.28

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Solution

The fourth proportional to 750,868.56, 1,126,208.88 and 245,387.28 is: 368,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,868.56 : 1,126,208.88 = 245,387.28 : x
  2. Step 2: Convert to fraction form
    750,868.56/1,126,208.88 = 245,387.28/x
  3. Step 3: Cross multiply
    750,868.56x = 1,126,208.88 × 245,387.28
  4. Step 4: Simplify right side
    750,868.56x = 276,357,333,775.05
  5. Step 5: Solve for x
    x = 276,357,333,775.05/750,868.56
  6. Step 6: Final answer
    x = 368,050.21

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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.