Home / 406,402.52-560,839.98-225,117.24

Finding the Fourth Proportional to 406,402.52, 560,839.98 and 225,117.24

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Solution

The fourth proportional to 406,402.52, 560,839.98 and 225,117.24 is: 310,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,402.52 : 560,839.98 = 225,117.24 : x
  2. Step 2: Convert to fraction form
    406,402.52/560,839.98 = 225,117.24/x
  3. Step 3: Cross multiply
    406,402.52x = 560,839.98 × 225,117.24
  4. Step 4: Simplify right side
    406,402.52x = 126,254,748,379.26
  5. Step 5: Solve for x
    x = 126,254,748,379.26/406,402.52
  6. Step 6: Final answer
    x = 310,664.29

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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.