Home / 758,172.33-1,046,250.41-418,633.29

Finding the Fourth Proportional to 758,172.33, 1,046,250.41 and 418,633.29

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Solution

The fourth proportional to 758,172.33, 1,046,250.41 and 418,633.29 is: 577,698.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,172.33 : 1,046,250.41 = 418,633.29 : x
  2. Step 2: Convert to fraction form
    758,172.33/1,046,250.41 = 418,633.29/x
  3. Step 3: Cross multiply
    758,172.33x = 1,046,250.41 × 418,633.29
  4. Step 4: Simplify right side
    758,172.33x = 437,995,249,208.98
  5. Step 5: Solve for x
    x = 437,995,249,208.98/758,172.33
  6. Step 6: Final answer
    x = 577,698.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.