Home / 291,479.11-437,277.59-122,999.82

Finding the Fourth Proportional to 291,479.11, 437,277.59 and 122,999.82

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Solution

The fourth proportional to 291,479.11, 437,277.59 and 122,999.82 is: 184,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,479.11 : 437,277.59 = 122,999.82 : x
  2. Step 2: Convert to fraction form
    291,479.11/437,277.59 = 122,999.82/x
  3. Step 3: Cross multiply
    291,479.11x = 437,277.59 × 122,999.82
  4. Step 4: Simplify right side
    291,479.11x = 53,785,063,066.49
  5. Step 5: Solve for x
    x = 53,785,063,066.49/291,479.11
  6. Step 6: Final answer
    x = 184,524.59

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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.