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Finding the Fourth Proportional to 343,293.44, 473,656 and 207,219.84

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Solution

The fourth proportional to 343,293.44, 473,656 and 207,219.84 is: 285,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,293.44 : 473,656 = 207,219.84 : x
  2. Step 2: Convert to fraction form
    343,293.44/473,656 = 207,219.84/x
  3. Step 3: Cross multiply
    343,293.44x = 473,656 × 207,219.84
  4. Step 4: Simplify right side
    343,293.44x = 98,150,920,535.04
  5. Step 5: Solve for x
    x = 98,150,920,535.04/343,293.44
  6. Step 6: Final answer
    x = 285,909.69

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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.