Home / 757,464.35-1,045,304.39-417,932.60

Finding the Fourth Proportional to 757,464.35, 1,045,304.39 and 417,932.60

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Solution

The fourth proportional to 757,464.35, 1,045,304.39 and 417,932.60 is: 576,748.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,464.35 : 1,045,304.39 = 417,932.60 : x
  2. Step 2: Convert to fraction form
    757,464.35/1,045,304.39 = 417,932.60/x
  3. Step 3: Cross multiply
    757,464.35x = 1,045,304.39 × 417,932.60
  4. Step 4: Simplify right side
    757,464.35x = 436,866,777,322.42
  5. Step 5: Solve for x
    x = 436,866,777,322.42/757,464.35
  6. Step 6: Final answer
    x = 576,748.97

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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.