Home / 476,287.14-657,284.73-261,447.18

Finding the Fourth Proportional to 476,287.14, 657,284.73 and 261,447.18

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Solution

The fourth proportional to 476,287.14, 657,284.73 and 261,447.18 is: 360,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,287.14 : 657,284.73 = 261,447.18 : x
  2. Step 2: Convert to fraction form
    476,287.14/657,284.73 = 261,447.18/x
  3. Step 3: Cross multiply
    476,287.14x = 657,284.73 × 261,447.18
  4. Step 4: Simplify right side
    476,287.14x = 171,845,239,115.56
  5. Step 5: Solve for x
    x = 171,845,239,115.56/476,287.14
  6. Step 6: Final answer
    x = 360,801.76

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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.