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Finding the Fourth Proportional to 375,707.26, 563,647.31 and 122,995.90

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Solution

The fourth proportional to 375,707.26, 563,647.31 and 122,995.90 is: 184,522.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,707.26 : 563,647.31 = 122,995.90 : x
  2. Step 2: Convert to fraction form
    375,707.26/563,647.31 = 122,995.90/x
  3. Step 3: Cross multiply
    375,707.26x = 563,647.31 × 122,995.90
  4. Step 4: Simplify right side
    375,707.26x = 69,326,308,176.03
  5. Step 5: Solve for x
    x = 69,326,308,176.03/375,707.26
  6. Step 6: Final answer
    x = 184,522.14

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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.