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Finding the Fourth Proportional to 600,001.39, 828,165.22 and 342,014.16

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Solution

The fourth proportional to 600,001.39, 828,165.22 and 342,014.16 is: 472,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,001.39 : 828,165.22 = 342,014.16 : x
  2. Step 2: Convert to fraction form
    600,001.39/828,165.22 = 342,014.16/x
  3. Step 3: Cross multiply
    600,001.39x = 828,165.22 × 342,014.16
  4. Step 4: Simplify right side
    600,001.39x = 283,244,227,918.69
  5. Step 5: Solve for x
    x = 283,244,227,918.69/600,001.39
  6. Step 6: Final answer
    x = 472,072.62

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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.