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Finding the Fourth Proportional to 534,377.62, 737,086.44 and 343,632.34

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Solution

The fourth proportional to 534,377.62, 737,086.44 and 343,632.34 is: 473,984.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,377.62 : 737,086.44 = 343,632.34 : x
  2. Step 2: Convert to fraction form
    534,377.62/737,086.44 = 343,632.34/x
  3. Step 3: Cross multiply
    534,377.62x = 737,086.44 × 343,632.34
  4. Step 4: Simplify right side
    534,377.62x = 253,286,738,159.47
  5. Step 5: Solve for x
    x = 253,286,738,159.47/534,377.62
  6. Step 6: Final answer
    x = 473,984.55

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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.