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Finding the Fourth Proportional to 635,259.88, 876,408.59 and 363,181.59

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Solution

The fourth proportional to 635,259.88, 876,408.59 and 363,181.59 is: 501,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,259.88 : 876,408.59 = 363,181.59 : x
  2. Step 2: Convert to fraction form
    635,259.88/876,408.59 = 363,181.59/x
  3. Step 3: Cross multiply
    635,259.88x = 876,408.59 × 363,181.59
  4. Step 4: Simplify right side
    635,259.88x = 318,295,466,113.81
  5. Step 5: Solve for x
    x = 318,295,466,113.81/635,259.88
  6. Step 6: Final answer
    x = 501,047.64

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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.