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Finding the Fourth Proportional to 342,910.98, 473,010.93 and 226,625.22

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Solution

The fourth proportional to 342,910.98, 473,010.93 and 226,625.22 is: 312,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,910.98 : 473,010.93 = 226,625.22 : x
  2. Step 2: Convert to fraction form
    342,910.98/473,010.93 = 226,625.22/x
  3. Step 3: Cross multiply
    342,910.98x = 473,010.93 × 226,625.22
  4. Step 4: Simplify right side
    342,910.98x = 107,196,206,073.66
  5. Step 5: Solve for x
    x = 107,196,206,073.66/342,910.98
  6. Step 6: Final answer
    x = 312,606.51

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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.