Home / 750,763.71-1,126,337.52-218,284.74

Finding the Fourth Proportional to 750,763.71, 1,126,337.52 and 218,284.74

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Solution

The fourth proportional to 750,763.71, 1,126,337.52 and 218,284.74 is: 327,482.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,763.71 : 1,126,337.52 = 218,284.74 : x
  2. Step 2: Convert to fraction form
    750,763.71/1,126,337.52 = 218,284.74/x
  3. Step 3: Cross multiply
    750,763.71x = 1,126,337.52 × 218,284.74
  4. Step 4: Simplify right side
    750,763.71x = 245,862,290,560.32
  5. Step 5: Solve for x
    x = 245,862,290,560.32/750,763.71
  6. Step 6: Final answer
    x = 327,482.92

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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.