Home / 855,709.74-1,281,672.54-585,196.85

Finding the Fourth Proportional to 855,709.74, 1,281,672.54 and 585,196.85

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Solution

The fourth proportional to 855,709.74, 1,281,672.54 and 585,196.85 is: 876,501.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,709.74 : 1,281,672.54 = 585,196.85 : x
  2. Step 2: Convert to fraction form
    855,709.74/1,281,672.54 = 585,196.85/x
  3. Step 3: Cross multiply
    855,709.74x = 1,281,672.54 × 585,196.85
  4. Step 4: Simplify right side
    855,709.74x = 750,030,726,731.14
  5. Step 5: Solve for x
    x = 750,030,726,731.14/855,709.74
  6. Step 6: Final answer
    x = 876,501.33

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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.