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Finding the Fourth Proportional to 372,303.36, 558,489.60 and 150,704.64

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Solution

The fourth proportional to 372,303.36, 558,489.60 and 150,704.64 is: 226,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,303.36 : 558,489.60 = 150,704.64 : x
  2. Step 2: Convert to fraction form
    372,303.36/558,489.60 = 150,704.64/x
  3. Step 3: Cross multiply
    372,303.36x = 558,489.60 × 150,704.64
  4. Step 4: Simplify right side
    372,303.36x = 84,166,974,111.74
  5. Step 5: Solve for x
    x = 84,166,974,111.74/372,303.36
  6. Step 6: Final answer
    x = 226,070.95

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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.