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Finding the Fourth Proportional to 635,254.88, 876,653.44 and 348,793.52

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Solution

The fourth proportional to 635,254.88, 876,653.44 and 348,793.52 is: 481,335.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,254.88 : 876,653.44 = 348,793.52 : x
  2. Step 2: Convert to fraction form
    635,254.88/876,653.44 = 348,793.52/x
  3. Step 3: Cross multiply
    635,254.88x = 876,653.44 × 348,793.52
  4. Step 4: Simplify right side
    635,254.88x = 305,771,039,157.71
  5. Step 5: Solve for x
    x = 305,771,039,157.71/635,254.88
  6. Step 6: Final answer
    x = 481,335.99

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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.