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Finding the Fourth Proportional to 600,369.56, 828,516.54 and 328,431.62

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Solution

The fourth proportional to 600,369.56, 828,516.54 and 328,431.62 is: 453,239.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,369.56 : 828,516.54 = 328,431.62 : x
  2. Step 2: Convert to fraction form
    600,369.56/828,516.54 = 328,431.62/x
  3. Step 3: Cross multiply
    600,369.56x = 828,516.54 × 328,431.62
  4. Step 4: Simplify right side
    600,369.56x = 272,111,029,429.00
  5. Step 5: Solve for x
    x = 272,111,029,429.00/600,369.56
  6. Step 6: Final answer
    x = 453,239.22

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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.