Home / 1,173,840.34-1,760,247.79-415,429.75

Finding the Fourth Proportional to 1,173,840.34, 1,760,247.79 and 415,429.75

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Solution

The fourth proportional to 1,173,840.34, 1,760,247.79 and 415,429.75 is: 622,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,840.34 : 1,760,247.79 = 415,429.75 : x
  2. Step 2: Convert to fraction form
    1,173,840.34/1,760,247.79 = 415,429.75/x
  3. Step 3: Cross multiply
    1,173,840.34x = 1,760,247.79 × 415,429.75
  4. Step 4: Simplify right side
    1,173,840.34x = 731,259,299,337.75
  5. Step 5: Solve for x
    x = 731,259,299,337.75/1,173,840.34
  6. Step 6: Final answer
    x = 622,963.17

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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.