Home / 329,575.26-454,862.40-208,727.80

Finding the Fourth Proportional to 329,575.26, 454,862.40 and 208,727.80

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Solution

The fourth proportional to 329,575.26, 454,862.40 and 208,727.80 is: 288,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,575.26 : 454,862.40 = 208,727.80 : x
  2. Step 2: Convert to fraction form
    329,575.26/454,862.40 = 208,727.80/x
  3. Step 3: Cross multiply
    329,575.26x = 454,862.40 × 208,727.80
  4. Step 4: Simplify right side
    329,575.26x = 94,942,428,054.72
  5. Step 5: Solve for x
    x = 94,942,428,054.72/329,575.26
  6. Step 6: Final answer
    x = 288,075.11

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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.