Home / 291,446.81-437,229.13-122,967.55

Finding the Fourth Proportional to 291,446.81, 437,229.13 and 122,967.55

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Solution

The fourth proportional to 291,446.81, 437,229.13 and 122,967.55 is: 184,476.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,446.81 : 437,229.13 = 122,967.55 : x
  2. Step 2: Convert to fraction form
    291,446.81/437,229.13 = 122,967.55/x
  3. Step 3: Cross multiply
    291,446.81x = 437,229.13 × 122,967.55
  4. Step 4: Simplify right side
    291,446.81x = 53,764,994,904.73
  5. Step 5: Solve for x
    x = 53,764,994,904.73/291,446.81
  6. Step 6: Final answer
    x = 184,476.18

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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.