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Finding the Fourth Proportional to 496,937.30, 745,405.95 and 122,960.30

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Solution

The fourth proportional to 496,937.30, 745,405.95 and 122,960.30 is: 184,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,937.30 : 745,405.95 = 122,960.30 : x
  2. Step 2: Convert to fraction form
    496,937.30/745,405.95 = 122,960.30/x
  3. Step 3: Cross multiply
    496,937.30x = 745,405.95 × 122,960.30
  4. Step 4: Simplify right side
    496,937.30x = 91,655,339,233.79
  5. Step 5: Solve for x
    x = 91,655,339,233.79/496,937.30
  6. Step 6: Final answer
    x = 184,440.45

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Similar ratio
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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.