Home / 453,830.82-681,109.11-204,532.26

Finding the Fourth Proportional to 453,830.82, 681,109.11 and 204,532.26

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Solution

The fourth proportional to 453,830.82, 681,109.11 and 204,532.26 is: 306,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,830.82 : 681,109.11 = 204,532.26 : x
  2. Step 2: Convert to fraction form
    453,830.82/681,109.11 = 204,532.26/x
  3. Step 3: Cross multiply
    453,830.82x = 681,109.11 × 204,532.26
  4. Step 4: Simplify right side
    453,830.82x = 139,308,785,574.89
  5. Step 5: Solve for x
    x = 139,308,785,574.89/453,830.82
  6. Step 6: Final answer
    x = 306,961.93

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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.