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Finding the Fourth Proportional to 635,475.75, 877,034.30 and 367,203.75

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Solution

The fourth proportional to 635,475.75, 877,034.30 and 367,203.75 is: 506,786.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,475.75 : 877,034.30 = 367,203.75 : x
  2. Step 2: Convert to fraction form
    635,475.75/877,034.30 = 367,203.75/x
  3. Step 3: Cross multiply
    635,475.75x = 877,034.30 × 367,203.75
  4. Step 4: Simplify right side
    635,475.75x = 322,050,282,002.61
  5. Step 5: Solve for x
    x = 322,050,282,002.61/635,475.75
  6. Step 6: Final answer
    x = 506,786.11

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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.