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Finding the Fourth Proportional to 600,963.27, 829,296.45 and 328,978.54

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Solution

The fourth proportional to 600,963.27, 829,296.45 and 328,978.54 is: 453,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,963.27 : 829,296.45 = 328,978.54 : x
  2. Step 2: Convert to fraction form
    600,963.27/829,296.45 = 328,978.54/x
  3. Step 3: Cross multiply
    600,963.27x = 829,296.45 × 328,978.54
  4. Step 4: Simplify right side
    600,963.27x = 272,820,735,348.18
  5. Step 5: Solve for x
    x = 272,820,735,348.18/600,963.27
  6. Step 6: Final answer
    x = 453,972.40

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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.