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Finding the Fourth Proportional to 440,471.32, 607,893.08 and 246,911.90

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Solution

The fourth proportional to 440,471.32, 607,893.08 and 246,911.90 is: 340,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,471.32 : 607,893.08 = 246,911.90 : x
  2. Step 2: Convert to fraction form
    440,471.32/607,893.08 = 246,911.90/x
  3. Step 3: Cross multiply
    440,471.32x = 607,893.08 × 246,911.90
  4. Step 4: Simplify right side
    440,471.32x = 150,096,035,379.65
  5. Step 5: Solve for x
    x = 150,096,035,379.65/440,471.32
  6. Step 6: Final answer
    x = 340,762.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.