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Finding the Fourth Proportional to 373,318.56, 559,980 and 92,835.84

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Solution

The fourth proportional to 373,318.56, 559,980 and 92,835.84 is: 139,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,318.56 : 559,980 = 92,835.84 : x
  2. Step 2: Convert to fraction form
    373,318.56/559,980 = 92,835.84/x
  3. Step 3: Cross multiply
    373,318.56x = 559,980 × 92,835.84
  4. Step 4: Simplify right side
    373,318.56x = 51,986,213,683.20
  5. Step 5: Solve for x
    x = 51,986,213,683.20/373,318.56
  6. Step 6: Final answer
    x = 139,254.30

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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.