Home / 468,091.13-645,984.08-274,471.93

Finding the Fourth Proportional to 468,091.13, 645,984.08 and 274,471.93

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Solution

The fourth proportional to 468,091.13, 645,984.08 and 274,471.93 is: 378,782.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,091.13 : 645,984.08 = 274,471.93 : x
  2. Step 2: Convert to fraction form
    468,091.13/645,984.08 = 274,471.93/x
  3. Step 3: Cross multiply
    468,091.13x = 645,984.08 × 274,471.93
  4. Step 4: Simplify right side
    468,091.13x = 177,304,496,258.09
  5. Step 5: Solve for x
    x = 177,304,496,258.09/468,091.13
  6. Step 6: Final answer
    x = 378,782.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.