Home / 855,164.56-1,282,354.20-247,814.80

Finding the Fourth Proportional to 855,164.56, 1,282,354.20 and 247,814.80

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Solution

The fourth proportional to 855,164.56, 1,282,354.20 and 247,814.80 is: 371,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,164.56 : 1,282,354.20 = 247,814.80 : x
  2. Step 2: Convert to fraction form
    855,164.56/1,282,354.20 = 247,814.80/x
  3. Step 3: Cross multiply
    855,164.56x = 1,282,354.20 × 247,814.80
  4. Step 4: Simplify right side
    855,164.56x = 317,786,349,602.16
  5. Step 5: Solve for x
    x = 317,786,349,602.16/855,164.56
  6. Step 6: Final answer
    x = 371,608.42

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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.