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Finding the Fourth Proportional to 474,704.84, 655,092.88 and 259,846.13

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Solution

The fourth proportional to 474,704.84, 655,092.88 and 259,846.13 is: 358,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,704.84 : 655,092.88 = 259,846.13 : x
  2. Step 2: Convert to fraction form
    474,704.84/655,092.88 = 259,846.13/x
  3. Step 3: Cross multiply
    474,704.84x = 655,092.88 × 259,846.13
  4. Step 4: Simplify right side
    474,704.84x = 170,223,349,658.55
  5. Step 5: Solve for x
    x = 170,223,349,658.55/474,704.84
  6. Step 6: Final answer
    x = 358,587.77

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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.