Home / 406,440.26-560,881.50-225,151.64

Finding the Fourth Proportional to 406,440.26, 560,881.50 and 225,151.64

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Solution

The fourth proportional to 406,440.26, 560,881.50 and 225,151.64 is: 310,705.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,440.26 : 560,881.50 = 225,151.64 : x
  2. Step 2: Convert to fraction form
    406,440.26/560,881.50 = 225,151.64/x
  3. Step 3: Cross multiply
    406,440.26x = 560,881.50 × 225,151.64
  4. Step 4: Simplify right side
    406,440.26x = 126,283,389,570.66
  5. Step 5: Solve for x
    x = 126,283,389,570.66/406,440.26
  6. Step 6: Final answer
    x = 310,705.91

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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.