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Finding the Fourth Proportional to 600,571.44, 828,775.80 and 328,638.24

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Solution

The fourth proportional to 600,571.44, 828,775.80 and 328,638.24 is: 453,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,571.44 : 828,775.80 = 328,638.24 : x
  2. Step 2: Convert to fraction form
    600,571.44/828,775.80 = 328,638.24/x
  3. Step 3: Cross multiply
    600,571.44x = 828,775.80 × 328,638.24
  4. Step 4: Simplify right side
    600,571.44x = 272,367,420,266.59
  5. Step 5: Solve for x
    x = 272,367,420,266.59/600,571.44
  6. Step 6: Final answer
    x = 453,513.77

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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.