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Finding the Fourth Proportional to 356,608.11, 534,784.77 and 167,036.10

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Solution

The fourth proportional to 356,608.11, 534,784.77 and 167,036.10 is: 250,494.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,608.11 : 534,784.77 = 167,036.10 : x
  2. Step 2: Convert to fraction form
    356,608.11/534,784.77 = 167,036.10/x
  3. Step 3: Cross multiply
    356,608.11x = 534,784.77 × 167,036.10
  4. Step 4: Simplify right side
    356,608.11x = 89,328,362,320.20
  5. Step 5: Solve for x
    x = 89,328,362,320.20/356,608.11
  6. Step 6: Final answer
    x = 250,494.48

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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.