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Finding the Fourth Proportional to 600,575.11, 828,758.18 and 328,588.85

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Solution

The fourth proportional to 600,575.11, 828,758.18 and 328,588.85 is: 453,433.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,575.11 : 828,758.18 = 328,588.85 : x
  2. Step 2: Convert to fraction form
    600,575.11/828,758.18 = 328,588.85/x
  3. Step 3: Cross multiply
    600,575.11x = 828,758.18 × 328,588.85
  4. Step 4: Simplify right side
    600,575.11x = 272,320,700,187.66
  5. Step 5: Solve for x
    x = 272,320,700,187.66/600,575.11
  6. Step 6: Final answer
    x = 453,433.21

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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.