Home / 406,069.50-609,703.03-226,505.75

Finding the Fourth Proportional to 406,069.50, 609,703.03 and 226,505.75

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Solution

The fourth proportional to 406,069.50, 609,703.03 and 226,505.75 is: 340,092.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,069.50 : 609,703.03 = 226,505.75 : x
  2. Step 2: Convert to fraction form
    406,069.50/609,703.03 = 226,505.75/x
  3. Step 3: Cross multiply
    406,069.50x = 609,703.03 × 226,505.75
  4. Step 4: Simplify right side
    406,069.50x = 138,101,241,477.52
  5. Step 5: Solve for x
    x = 138,101,241,477.52/406,069.50
  6. Step 6: Final answer
    x = 340,092.62

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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.