Home / 755,637.87-1,133,899.66-542,175.74

Finding the Fourth Proportional to 755,637.87, 1,133,899.66 and 542,175.74

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Solution

The fourth proportional to 755,637.87, 1,133,899.66 and 542,175.74 is: 813,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,637.87 : 1,133,899.66 = 542,175.74 : x
  2. Step 2: Convert to fraction form
    755,637.87/1,133,899.66 = 542,175.74/x
  3. Step 3: Cross multiply
    755,637.87x = 1,133,899.66 × 542,175.74
  4. Step 4: Simplify right side
    755,637.87x = 614,772,881,576.75
  5. Step 5: Solve for x
    x = 614,772,881,576.75/755,637.87
  6. Step 6: Final answer
    x = 813,581.35

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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.