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Finding the Fourth Proportional to 334,448.57, 501,749.48 and 144,940.73

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Solution

The fourth proportional to 334,448.57, 501,749.48 and 144,940.73 is: 217,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,448.57 : 501,749.48 = 144,940.73 : x
  2. Step 2: Convert to fraction form
    334,448.57/501,749.48 = 144,940.73/x
  3. Step 3: Cross multiply
    334,448.57x = 501,749.48 × 144,940.73
  4. Step 4: Simplify right side
    334,448.57x = 72,723,934,859.57
  5. Step 5: Solve for x
    x = 72,723,934,859.57/334,448.57
  6. Step 6: Final answer
    x = 217,444.30

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1.5x scale

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.