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Finding the Fourth Proportional to 362,325.72, 543,313.02 and 151,907.16

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Solution

The fourth proportional to 362,325.72, 543,313.02 and 151,907.16 is: 227,787.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,325.72 : 543,313.02 = 151,907.16 : x
  2. Step 2: Convert to fraction form
    362,325.72/543,313.02 = 151,907.16/x
  3. Step 3: Cross multiply
    362,325.72x = 543,313.02 × 151,907.16
  4. Step 4: Simplify right side
    362,325.72x = 82,533,137,859.22
  5. Step 5: Solve for x
    x = 82,533,137,859.22/362,325.72
  6. Step 6: Final answer
    x = 227,787.14

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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.