Home / 406,514.61-560,943.90-225,181.35

Finding the Fourth Proportional to 406,514.61, 560,943.90 and 225,181.35

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Solution

The fourth proportional to 406,514.61, 560,943.90 and 225,181.35 is: 310,724.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,514.61 : 560,943.90 = 225,181.35 : x
  2. Step 2: Convert to fraction form
    406,514.61/560,943.90 = 225,181.35/x
  3. Step 3: Cross multiply
    406,514.61x = 560,943.90 × 225,181.35
  4. Step 4: Simplify right side
    406,514.61x = 126,314,104,676.27
  5. Step 5: Solve for x
    x = 126,314,104,676.27/406,514.61
  6. Step 6: Final answer
    x = 310,724.64

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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.