Home / 875,704.59-1,313,612.25-370,171.35

Finding the Fourth Proportional to 875,704.59, 1,313,612.25 and 370,171.35

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Solution

The fourth proportional to 875,704.59, 1,313,612.25 and 370,171.35 is: 555,280.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,704.59 : 1,313,612.25 = 370,171.35 : x
  2. Step 2: Convert to fraction form
    875,704.59/1,313,612.25 = 370,171.35/x
  3. Step 3: Cross multiply
    875,704.59x = 1,313,612.25 × 370,171.35
  4. Step 4: Simplify right side
    875,704.59x = 486,261,619,959.04
  5. Step 5: Solve for x
    x = 486,261,619,959.04/875,704.59
  6. Step 6: Final answer
    x = 555,280.43

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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.