Home / 885,538.10-1,328,164.59-254,308.34

Finding the Fourth Proportional to 885,538.10, 1,328,164.59 and 254,308.34

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Solution

The fourth proportional to 885,538.10, 1,328,164.59 and 254,308.34 is: 381,421.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,538.10 : 1,328,164.59 = 254,308.34 : x
  2. Step 2: Convert to fraction form
    885,538.10/1,328,164.59 = 254,308.34/x
  3. Step 3: Cross multiply
    885,538.10x = 1,328,164.59 × 254,308.34
  4. Step 4: Simplify right side
    885,538.10x = 337,763,332,129.68
  5. Step 5: Solve for x
    x = 337,763,332,129.68/885,538.10
  6. Step 6: Final answer
    x = 381,421.57

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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.