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Finding the Fourth Proportional to 635,331.64, 876,778.38 and 367,059.64

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Solution

The fourth proportional to 635,331.64, 876,778.38 and 367,059.64 is: 506,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,331.64 : 876,778.38 = 367,059.64 : x
  2. Step 2: Convert to fraction form
    635,331.64/876,778.38 = 367,059.64/x
  3. Step 3: Cross multiply
    635,331.64x = 876,778.38 × 367,059.64
  4. Step 4: Simplify right side
    635,331.64x = 321,829,956,522.58
  5. Step 5: Solve for x
    x = 321,829,956,522.58/635,331.64
  6. Step 6: Final answer
    x = 506,554.27

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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.