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Finding the Fourth Proportional to 343,359.08, 473,787.60 and 200,008.52

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Solution

The fourth proportional to 343,359.08, 473,787.60 and 200,008.52 is: 275,983.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,359.08 : 473,787.60 = 200,008.52 : x
  2. Step 2: Convert to fraction form
    343,359.08/473,787.60 = 200,008.52/x
  3. Step 3: Cross multiply
    343,359.08x = 473,787.60 × 200,008.52
  4. Step 4: Simplify right side
    343,359.08x = 94,761,556,670.35
  5. Step 5: Solve for x
    x = 94,761,556,670.35/343,359.08
  6. Step 6: Final answer
    x = 275,983.84

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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.