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Finding the Fourth Proportional to 255,594.60, 352,720.56 and 148,226.91

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Solution

The fourth proportional to 255,594.60, 352,720.56 and 148,226.91 is: 204,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,594.60 : 352,720.56 = 148,226.91 : x
  2. Step 2: Convert to fraction form
    255,594.60/352,720.56 = 148,226.91/x
  3. Step 3: Cross multiply
    255,594.60x = 352,720.56 × 148,226.91
  4. Step 4: Simplify right side
    255,594.60x = 52,282,678,702.27
  5. Step 5: Solve for x
    x = 52,282,678,702.27/255,594.60
  6. Step 6: Final answer
    x = 204,553.14

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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.