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Finding the Fourth Proportional to 600,963.17, 829,297.64 and 328,978.96

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Solution

The fourth proportional to 600,963.17, 829,297.64 and 328,978.96 is: 453,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,963.17 : 829,297.64 = 328,978.96 : x
  2. Step 2: Convert to fraction form
    600,963.17/829,297.64 = 328,978.96/x
  3. Step 3: Cross multiply
    600,963.17x = 829,297.64 × 328,978.96
  4. Step 4: Simplify right side
    600,963.17x = 272,821,473,886.86
  5. Step 5: Solve for x
    x = 272,821,473,886.86/600,963.17
  6. Step 6: Final answer
    x = 453,973.70

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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.