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Finding the Fourth Proportional to 635,952.94, 876,738.03 and 507,327.88

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Solution

The fourth proportional to 635,952.94, 876,738.03 and 507,327.88 is: 699,412.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,952.94 : 876,738.03 = 507,327.88 : x
  2. Step 2: Convert to fraction form
    635,952.94/876,738.03 = 507,327.88/x
  3. Step 3: Cross multiply
    635,952.94x = 876,738.03 × 507,327.88
  4. Step 4: Simplify right side
    635,952.94x = 444,793,646,075.28
  5. Step 5: Solve for x
    x = 444,793,646,075.28/635,952.94
  6. Step 6: Final answer
    x = 699,412.83

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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.