Home / 828,937.93-1,243,406.81-229,899.08

Finding the Fourth Proportional to 828,937.93, 1,243,406.81 and 229,899.08

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Solution

The fourth proportional to 828,937.93, 1,243,406.81 and 229,899.08 is: 344,848.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,937.93 : 1,243,406.81 = 229,899.08 : x
  2. Step 2: Convert to fraction form
    828,937.93/1,243,406.81 = 229,899.08/x
  3. Step 3: Cross multiply
    828,937.93x = 1,243,406.81 × 229,899.08
  4. Step 4: Simplify right side
    828,937.93x = 285,858,076,042.45
  5. Step 5: Solve for x
    x = 285,858,076,042.45/828,937.93
  6. Step 6: Final answer
    x = 344,848.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.