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Finding the Fourth Proportional to 600,071.19, 828,064.72 and 328,084.93

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Solution

The fourth proportional to 600,071.19, 828,064.72 and 328,084.93 is: 452,738.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,071.19 : 828,064.72 = 328,084.93 : x
  2. Step 2: Convert to fraction form
    600,071.19/828,064.72 = 328,084.93/x
  3. Step 3: Cross multiply
    600,071.19x = 828,064.72 × 328,084.93
  4. Step 4: Simplify right side
    600,071.19x = 271,675,557,141.86
  5. Step 5: Solve for x
    x = 271,675,557,141.86/600,071.19
  6. Step 6: Final answer
    x = 452,738.88

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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.