Home / 551,018.49-826,846.61-231,141.71

Finding the Fourth Proportional to 551,018.49, 826,846.61 and 231,141.71

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Solution

The fourth proportional to 551,018.49, 826,846.61 and 231,141.71 is: 346,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,018.49 : 826,846.61 = 231,141.71 : x
  2. Step 2: Convert to fraction form
    551,018.49/826,846.61 = 231,141.71/x
  3. Step 3: Cross multiply
    551,018.49x = 826,846.61 × 231,141.71
  4. Step 4: Simplify right side
    551,018.49x = 191,118,739,343.10
  5. Step 5: Solve for x
    x = 191,118,739,343.10/551,018.49
  6. Step 6: Final answer
    x = 346,846.33

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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.