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Finding the Fourth Proportional to 545,472.36, 752,984.10 and 366,728.04

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Solution

The fourth proportional to 545,472.36, 752,984.10 and 366,728.04 is: 506,240.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,472.36 : 752,984.10 = 366,728.04 : x
  2. Step 2: Convert to fraction form
    545,472.36/752,984.10 = 366,728.04/x
  3. Step 3: Cross multiply
    545,472.36x = 752,984.10 × 366,728.04
  4. Step 4: Simplify right side
    545,472.36x = 276,140,383,144.16
  5. Step 5: Solve for x
    x = 276,140,383,144.16/545,472.36
  6. Step 6: Final answer
    x = 506,240.84

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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.