Home / 406,733.46-561,325.77-225,502.23

Finding the Fourth Proportional to 406,733.46, 561,325.77 and 225,502.23

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Solution

The fourth proportional to 406,733.46, 561,325.77 and 225,502.23 is: 311,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,733.46 : 561,325.77 = 225,502.23 : x
  2. Step 2: Convert to fraction form
    406,733.46/561,325.77 = 225,502.23/x
  3. Step 3: Cross multiply
    406,733.46x = 561,325.77 × 225,502.23
  4. Step 4: Simplify right side
    406,733.46x = 126,580,212,891.47
  5. Step 5: Solve for x
    x = 126,580,212,891.47/406,733.46
  6. Step 6: Final answer
    x = 311,211.70

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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.