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Finding the Fourth Proportional to 474,717.00, 655,051.46 and 378,166.73

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Solution

The fourth proportional to 474,717.00, 655,051.46 and 378,166.73 is: 521,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,717.00 : 655,051.46 = 378,166.73 : x
  2. Step 2: Convert to fraction form
    474,717.00/655,051.46 = 378,166.73/x
  3. Step 3: Cross multiply
    474,717.00x = 655,051.46 × 378,166.73
  4. Step 4: Simplify right side
    474,717.00x = 247,718,663,443.84
  5. Step 5: Solve for x
    x = 247,718,663,443.84/474,717.00
  6. Step 6: Final answer
    x = 521,823.87

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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.