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Finding the Fourth Proportional to 600,662.88, 828,903.65 and 328,725.23

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Solution

The fourth proportional to 600,662.88, 828,903.65 and 328,725.23 is: 453,634.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,662.88 : 828,903.65 = 328,725.23 : x
  2. Step 2: Convert to fraction form
    600,662.88/828,903.65 = 328,725.23/x
  3. Step 3: Cross multiply
    600,662.88x = 828,903.65 × 328,725.23
  4. Step 4: Simplify right side
    600,662.88x = 272,481,537,205.95
  5. Step 5: Solve for x
    x = 272,481,537,205.95/600,662.88
  6. Step 6: Final answer
    x = 453,634.72

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1.5x scale

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.