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Finding the Fourth Proportional to 442,794.52, 664,142.57 and 158,473.59

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Solution

The fourth proportional to 442,794.52, 664,142.57 and 158,473.59 is: 237,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,794.52 : 664,142.57 = 158,473.59 : x
  2. Step 2: Convert to fraction form
    442,794.52/664,142.57 = 158,473.59/x
  3. Step 3: Cross multiply
    442,794.52x = 664,142.57 × 158,473.59
  4. Step 4: Simplify right side
    442,794.52x = 105,249,057,339.73
  5. Step 5: Solve for x
    x = 105,249,057,339.73/442,794.52
  6. Step 6: Final answer
    x = 237,692.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.