Home / 750,930.40-1,126,518.45-245,344.60

Finding the Fourth Proportional to 750,930.40, 1,126,518.45 and 245,344.60

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Solution

The fourth proportional to 750,930.40, 1,126,518.45 and 245,344.60 is: 368,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,930.40 : 1,126,518.45 = 245,344.60 : x
  2. Step 2: Convert to fraction form
    750,930.40/1,126,518.45 = 245,344.60/x
  3. Step 3: Cross multiply
    750,930.40x = 1,126,518.45 × 245,344.60
  4. Step 4: Simplify right side
    750,930.40x = 276,385,218,507.87
  5. Step 5: Solve for x
    x = 276,385,218,507.87/750,930.40
  6. Step 6: Final answer
    x = 368,057.04

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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.