Home / 450,933.12-676,079.26-226,131.36

Finding the Fourth Proportional to 450,933.12, 676,079.26 and 226,131.36

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Solution

The fourth proportional to 450,933.12, 676,079.26 and 226,131.36 is: 339,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,933.12 : 676,079.26 = 226,131.36 : x
  2. Step 2: Convert to fraction form
    450,933.12/676,079.26 = 226,131.36/x
  3. Step 3: Cross multiply
    450,933.12x = 676,079.26 × 226,131.36
  4. Step 4: Simplify right side
    450,933.12x = 152,882,722,531.59
  5. Step 5: Solve for x
    x = 152,882,722,531.59/450,933.12
  6. Step 6: Final answer
    x = 339,036.36

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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.