Home / 875,584.11-1,313,882.55-370,112.34

Finding the Fourth Proportional to 875,584.11, 1,313,882.55 and 370,112.34

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Solution

The fourth proportional to 875,584.11, 1,313,882.55 and 370,112.34 is: 555,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,584.11 : 1,313,882.55 = 370,112.34 : x
  2. Step 2: Convert to fraction form
    875,584.11/1,313,882.55 = 370,112.34/x
  3. Step 3: Cross multiply
    875,584.11x = 1,313,882.55 × 370,112.34
  4. Step 4: Simplify right side
    875,584.11x = 486,284,145,065.67
  5. Step 5: Solve for x
    x = 486,284,145,065.67/875,584.11
  6. Step 6: Final answer
    x = 555,382.56

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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.