Home / 655,826.69-905,016.94-365,423.25

Finding the Fourth Proportional to 655,826.69, 905,016.94 and 365,423.25

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Solution

The fourth proportional to 655,826.69, 905,016.94 and 365,423.25 is: 504,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,826.69 : 905,016.94 = 365,423.25 : x
  2. Step 2: Convert to fraction form
    655,826.69/905,016.94 = 365,423.25/x
  3. Step 3: Cross multiply
    655,826.69x = 905,016.94 × 365,423.25
  4. Step 4: Simplify right side
    655,826.69x = 330,714,231,519.86
  5. Step 5: Solve for x
    x = 330,714,231,519.86/655,826.69
  6. Step 6: Final answer
    x = 504,270.77

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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.