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Finding the Fourth Proportional to 255,660.84, 352,813.14 and 148,294.44

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Solution

The fourth proportional to 255,660.84, 352,813.14 and 148,294.44 is: 204,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,660.84 : 352,813.14 = 148,294.44 : x
  2. Step 2: Convert to fraction form
    255,660.84/352,813.14 = 148,294.44/x
  3. Step 3: Cross multiply
    255,660.84x = 352,813.14 × 148,294.44
  4. Step 4: Simplify right side
    255,660.84x = 52,320,227,020.94
  5. Step 5: Solve for x
    x = 52,320,227,020.94/255,660.84
  6. Step 6: Final answer
    x = 204,647.01

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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.