Home / 1,127,767.44-1,691,708.40-329,109.60

Finding the Fourth Proportional to 1,127,767.44, 1,691,708.40 and 329,109.60

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Solution

The fourth proportional to 1,127,767.44, 1,691,708.40 and 329,109.60 is: 493,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,767.44 : 1,691,708.40 = 329,109.60 : x
  2. Step 2: Convert to fraction form
    1,127,767.44/1,691,708.40 = 329,109.60/x
  3. Step 3: Cross multiply
    1,127,767.44x = 1,691,708.40 × 329,109.60
  4. Step 4: Simplify right side
    1,127,767.44x = 556,757,474,840.64
  5. Step 5: Solve for x
    x = 556,757,474,840.64/1,127,767.44
  6. Step 6: Final answer
    x = 493,681.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.