Home / 321,264.52-481,514.46-242,117.80

Finding the Fourth Proportional to 321,264.52, 481,514.46 and 242,117.80

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Solution

The fourth proportional to 321,264.52, 481,514.46 and 242,117.80 is: 362,888.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,264.52 : 481,514.46 = 242,117.80 : x
  2. Step 2: Convert to fraction form
    321,264.52/481,514.46 = 242,117.80/x
  3. Step 3: Cross multiply
    321,264.52x = 481,514.46 × 242,117.80
  4. Step 4: Simplify right side
    321,264.52x = 116,583,221,723.39
  5. Step 5: Solve for x
    x = 116,583,221,723.39/321,264.52
  6. Step 6: Final answer
    x = 362,888.57

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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.