Home / 406,590.90-561,087.06-225,301.24

Finding the Fourth Proportional to 406,590.90, 561,087.06 and 225,301.24

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Solution

The fourth proportional to 406,590.90, 561,087.06 and 225,301.24 is: 310,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,590.90 : 561,087.06 = 225,301.24 : x
  2. Step 2: Convert to fraction form
    406,590.90/561,087.06 = 225,301.24/x
  3. Step 3: Cross multiply
    406,590.90x = 561,087.06 × 225,301.24
  4. Step 4: Simplify right side
    406,590.90x = 126,413,610,365.95
  5. Step 5: Solve for x
    x = 126,413,610,365.95/406,590.90
  6. Step 6: Final answer
    x = 310,911.07

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1.5x scale

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.