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Finding the Fourth Proportional to 362,023.35, 543,246.71 and 151,643.67

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Solution

The fourth proportional to 362,023.35, 543,246.71 and 151,643.67 is: 227,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,023.35 : 543,246.71 = 151,643.67 : x
  2. Step 2: Convert to fraction form
    362,023.35/543,246.71 = 151,643.67/x
  3. Step 3: Cross multiply
    362,023.35x = 543,246.71 × 151,643.67
  4. Step 4: Simplify right side
    362,023.35x = 82,379,924,061.61
  5. Step 5: Solve for x
    x = 82,379,924,061.61/362,023.35
  6. Step 6: Final answer
    x = 227,554.17

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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.