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Finding the Fourth Proportional to 365,568.48, 548,410.32 and 116,306.40

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Solution

The fourth proportional to 365,568.48, 548,410.32 and 116,306.40 is: 174,477.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,568.48 : 548,410.32 = 116,306.40 : x
  2. Step 2: Convert to fraction form
    365,568.48/548,410.32 = 116,306.40/x
  3. Step 3: Cross multiply
    365,568.48x = 548,410.32 × 116,306.40
  4. Step 4: Simplify right side
    365,568.48x = 63,783,630,042.05
  5. Step 5: Solve for x
    x = 63,783,630,042.05/365,568.48
  6. Step 6: Final answer
    x = 174,477.93

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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.