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Finding the Fourth Proportional to 291,792.85, 436,983.90 and 241,502.79

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Solution

The fourth proportional to 291,792.85, 436,983.90 and 241,502.79 is: 361,670.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,792.85 : 436,983.90 = 241,502.79 : x
  2. Step 2: Convert to fraction form
    291,792.85/436,983.90 = 241,502.79/x
  3. Step 3: Cross multiply
    291,792.85x = 436,983.90 × 241,502.79
  4. Step 4: Simplify right side
    291,792.85x = 105,532,831,035.08
  5. Step 5: Solve for x
    x = 105,532,831,035.08/291,792.85
  6. Step 6: Final answer
    x = 361,670.38

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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.