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Finding the Fourth Proportional to 362,349.72, 543,349.02 and 151,931.16

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Solution

The fourth proportional to 362,349.72, 543,349.02 and 151,931.16 is: 227,823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,349.72 : 543,349.02 = 151,931.16 : x
  2. Step 2: Convert to fraction form
    362,349.72/543,349.02 = 151,931.16/x
  3. Step 3: Cross multiply
    362,349.72x = 543,349.02 × 151,931.16
  4. Step 4: Simplify right side
    362,349.72x = 82,551,646,893.46
  5. Step 5: Solve for x
    x = 82,551,646,893.46/362,349.72
  6. Step 6: Final answer
    x = 227,823.13

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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.