Home / 438,826.86-605,580.03-237,622.86

Finding the Fourth Proportional to 438,826.86, 605,580.03 and 237,622.86

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Solution

The fourth proportional to 438,826.86, 605,580.03 and 237,622.86 is: 327,918.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,826.86 : 605,580.03 = 237,622.86 : x
  2. Step 2: Convert to fraction form
    438,826.86/605,580.03 = 237,622.86/x
  3. Step 3: Cross multiply
    438,826.86x = 605,580.03 × 237,622.86
  4. Step 4: Simplify right side
    438,826.86x = 143,899,658,687.49
  5. Step 5: Solve for x
    x = 143,899,658,687.49/438,826.86
  6. Step 6: Final answer
    x = 327,918.99

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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.