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Finding the Fourth Proportional to 600,272.19, 828,344.70 and 328,287.15

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Solution

The fourth proportional to 600,272.19, 828,344.70 and 328,287.15 is: 453,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,272.19 : 828,344.70 = 328,287.15 : x
  2. Step 2: Convert to fraction form
    600,272.19/828,344.70 = 328,287.15/x
  3. Step 3: Cross multiply
    600,272.19x = 828,344.70 × 328,287.15
  4. Step 4: Simplify right side
    600,272.19x = 271,934,920,780.61
  5. Step 5: Solve for x
    x = 271,934,920,780.61/600,272.19
  6. Step 6: Final answer
    x = 453,019.36

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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.