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Finding the Fourth Proportional to 600,324.73, 828,467.90 and 328,386.40

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Solution

The fourth proportional to 600,324.73, 828,467.90 and 328,386.40 is: 453,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,324.73 : 828,467.90 = 328,386.40 : x
  2. Step 2: Convert to fraction form
    600,324.73/828,467.90 = 328,386.40/x
  3. Step 3: Cross multiply
    600,324.73x = 828,467.90 × 328,386.40
  4. Step 4: Simplify right side
    600,324.73x = 272,057,591,196.56
  5. Step 5: Solve for x
    x = 272,057,591,196.56/600,324.73
  6. Step 6: Final answer
    x = 453,184.05

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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.