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Finding the Fourth Proportional to 438,104.90, 604,858.46 and 335,934.07

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Solution

The fourth proportional to 438,104.90, 604,858.46 and 335,934.07 is: 463,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,104.90 : 604,858.46 = 335,934.07 : x
  2. Step 2: Convert to fraction form
    438,104.90/604,858.46 = 335,934.07/x
  3. Step 3: Cross multiply
    438,104.90x = 604,858.46 × 335,934.07
  4. Step 4: Simplify right side
    438,104.90x = 203,192,561,049.92
  5. Step 5: Solve for x
    x = 203,192,561,049.92/438,104.90
  6. Step 6: Final answer
    x = 463,798.88

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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.