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Finding the Fourth Proportional to 343,224.22, 473,630.06 and 200,007.58

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Solution

The fourth proportional to 343,224.22, 473,630.06 and 200,007.58 is: 275,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,224.22 : 473,630.06 = 200,007.58 : x
  2. Step 2: Convert to fraction form
    343,224.22/473,630.06 = 200,007.58/x
  3. Step 3: Cross multiply
    343,224.22x = 473,630.06 × 200,007.58
  4. Step 4: Simplify right side
    343,224.22x = 94,729,602,115.85
  5. Step 5: Solve for x
    x = 94,729,602,115.85/343,224.22
  6. Step 6: Final answer
    x = 275,999.18

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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.