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Finding the Fourth Proportional to 481,224.65, 664,238.07 and 277,411.89

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Solution

The fourth proportional to 481,224.65, 664,238.07 and 277,411.89 is: 382,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,224.65 : 664,238.07 = 277,411.89 : x
  2. Step 2: Convert to fraction form
    481,224.65/664,238.07 = 277,411.89/x
  3. Step 3: Cross multiply
    481,224.65x = 664,238.07 × 277,411.89
  4. Step 4: Simplify right side
    481,224.65x = 184,267,537,163.21
  5. Step 5: Solve for x
    x = 184,267,537,163.21/481,224.65
  6. Step 6: Final answer
    x = 382,913.76

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1.5x scale

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.