Home / 828,699.26-1,243,045.17-229,658.63

Finding the Fourth Proportional to 828,699.26, 1,243,045.17 and 229,658.63

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Solution

The fourth proportional to 828,699.26, 1,243,045.17 and 229,658.63 is: 344,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,699.26 : 1,243,045.17 = 229,658.63 : x
  2. Step 2: Convert to fraction form
    828,699.26/1,243,045.17 = 229,658.63/x
  3. Step 3: Cross multiply
    828,699.26x = 1,243,045.17 × 229,658.63
  4. Step 4: Simplify right side
    828,699.26x = 285,476,044,555.09
  5. Step 5: Solve for x
    x = 285,476,044,555.09/828,699.26
  6. Step 6: Final answer
    x = 344,486.91

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1.5x scale

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.