Home / 905,208.97-1,357,813.25-231,291.54

Finding the Fourth Proportional to 905,208.97, 1,357,813.25 and 231,291.54

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Solution

The fourth proportional to 905,208.97, 1,357,813.25 and 231,291.54 is: 346,937.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,208.97 : 1,357,813.25 = 231,291.54 : x
  2. Step 2: Convert to fraction form
    905,208.97/1,357,813.25 = 231,291.54/x
  3. Step 3: Cross multiply
    905,208.97x = 1,357,813.25 × 231,291.54
  4. Step 4: Simplify right side
    905,208.97x = 314,050,717,624.91
  5. Step 5: Solve for x
    x = 314,050,717,624.91/905,208.97
  6. Step 6: Final answer
    x = 346,937.26

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Double scale
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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.