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Finding the Fourth Proportional to 635,062.55, 876,378.83 and 344,674.62

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Solution

The fourth proportional to 635,062.55, 876,378.83 and 344,674.62 is: 475,646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,062.55 : 876,378.83 = 344,674.62 : x
  2. Step 2: Convert to fraction form
    635,062.55/876,378.83 = 344,674.62/x
  3. Step 3: Cross multiply
    635,062.55x = 876,378.83 × 344,674.62
  4. Step 4: Simplify right side
    635,062.55x = 302,065,538,482.92
  5. Step 5: Solve for x
    x = 302,065,538,482.92/635,062.55
  6. Step 6: Final answer
    x = 475,646.91

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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.