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Finding the Fourth Proportional to 384,061.52, 575,908.23 and 181,489.02

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Solution

The fourth proportional to 384,061.52, 575,908.23 and 181,489.02 is: 272,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,061.52 : 575,908.23 = 181,489.02 : x
  2. Step 2: Convert to fraction form
    384,061.52/575,908.23 = 181,489.02/x
  3. Step 3: Cross multiply
    384,061.52x = 575,908.23 × 181,489.02
  4. Step 4: Simplify right side
    384,061.52x = 104,521,020,272.64
  5. Step 5: Solve for x
    x = 104,521,020,272.64/384,061.52
  6. Step 6: Final answer
    x = 272,146.56

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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.