Home / 718,254.94-1,074,721.13-575,667.75

Finding the Fourth Proportional to 718,254.94, 1,074,721.13 and 575,667.75

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Solution

The fourth proportional to 718,254.94, 1,074,721.13 and 575,667.75 is: 861,368.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,254.94 : 1,074,721.13 = 575,667.75 : x
  2. Step 2: Convert to fraction form
    718,254.94/1,074,721.13 = 575,667.75/x
  3. Step 3: Cross multiply
    718,254.94x = 1,074,721.13 × 575,667.75
  4. Step 4: Simplify right side
    718,254.94x = 618,682,293,536.92
  5. Step 5: Solve for x
    x = 618,682,293,536.92/718,254.94
  6. Step 6: Final answer
    x = 861,368.66

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1.5x scale

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.