Home / 476,145.95-657,091.44-261,284.13

Finding the Fourth Proportional to 476,145.95, 657,091.44 and 261,284.13

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Solution

The fourth proportional to 476,145.95, 657,091.44 and 261,284.13 is: 360,577.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,145.95 : 657,091.44 = 261,284.13 : x
  2. Step 2: Convert to fraction form
    476,145.95/657,091.44 = 261,284.13/x
  3. Step 3: Cross multiply
    476,145.95x = 657,091.44 × 261,284.13
  4. Step 4: Simplify right side
    476,145.95x = 171,687,565,230.85
  5. Step 5: Solve for x
    x = 171,687,565,230.85/476,145.95
  6. Step 6: Final answer
    x = 360,577.61

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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.