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Finding the Fourth Proportional to 600,963.72, 829,298.43 and 328,979.54

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Solution

The fourth proportional to 600,963.72, 829,298.43 and 328,979.54 is: 453,974.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,963.72 : 829,298.43 = 328,979.54 : x
  2. Step 2: Convert to fraction form
    600,963.72/829,298.43 = 328,979.54/x
  3. Step 3: Cross multiply
    600,963.72x = 829,298.43 × 328,979.54
  4. Step 4: Simplify right side
    600,963.72x = 272,822,218,097.37
  5. Step 5: Solve for x
    x = 272,822,218,097.37/600,963.72
  6. Step 6: Final answer
    x = 453,974.53

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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.