Home / 406,533.23-561,008.43-225,244.50

Finding the Fourth Proportional to 406,533.23, 561,008.43 and 225,244.50

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Solution

The fourth proportional to 406,533.23, 561,008.43 and 225,244.50 is: 310,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,533.23 : 561,008.43 = 225,244.50 : x
  2. Step 2: Convert to fraction form
    406,533.23/561,008.43 = 225,244.50/x
  3. Step 3: Cross multiply
    406,533.23x = 561,008.43 × 225,244.50
  4. Step 4: Simplify right side
    406,533.23x = 126,364,061,207.35
  5. Step 5: Solve for x
    x = 126,364,061,207.35/406,533.23
  6. Step 6: Final answer
    x = 310,833.29

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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.