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Finding the Fourth Proportional to 384,776.39, 577,270.33 and 160,241.96

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Solution

The fourth proportional to 384,776.39, 577,270.33 and 160,241.96 is: 240,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,776.39 : 577,270.33 = 160,241.96 : x
  2. Step 2: Convert to fraction form
    384,776.39/577,270.33 = 160,241.96/x
  3. Step 3: Cross multiply
    384,776.39x = 577,270.33 × 160,241.96
  4. Step 4: Simplify right side
    384,776.39x = 92,502,930,171.62
  5. Step 5: Solve for x
    x = 92,502,930,171.62/384,776.39
  6. Step 6: Final answer
    x = 240,406.98

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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.