Home / 476,194.40-657,161.06-261,342.10

Finding the Fourth Proportional to 476,194.40, 657,161.06 and 261,342.10

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Solution

The fourth proportional to 476,194.40, 657,161.06 and 261,342.10 is: 360,659.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,194.40 : 657,161.06 = 261,342.10 : x
  2. Step 2: Convert to fraction form
    476,194.40/657,161.06 = 261,342.10/x
  3. Step 3: Cross multiply
    476,194.40x = 657,161.06 × 261,342.10
  4. Step 4: Simplify right side
    476,194.40x = 171,743,851,458.63
  5. Step 5: Solve for x
    x = 171,743,851,458.63/476,194.40
  6. Step 6: Final answer
    x = 360,659.12

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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.