Home / 718,255.14-1,074,721.44-575,667.95

Finding the Fourth Proportional to 718,255.14, 1,074,721.44 and 575,667.95

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Solution

The fourth proportional to 718,255.14, 1,074,721.44 and 575,667.95 is: 861,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,255.14 : 1,074,721.44 = 575,667.95 : x
  2. Step 2: Convert to fraction form
    718,255.14/1,074,721.44 = 575,667.95/x
  3. Step 3: Cross multiply
    718,255.14x = 1,074,721.44 × 575,667.95
  4. Step 4: Simplify right side
    718,255.14x = 618,682,688,185.85
  5. Step 5: Solve for x
    x = 618,682,688,185.85/718,255.14
  6. Step 6: Final answer
    x = 861,368.97

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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.