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Finding the Fourth Proportional to 382,538.73, 573,809.12 and 182,813.73

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Solution

The fourth proportional to 382,538.73, 573,809.12 and 182,813.73 is: 274,221.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,538.73 : 573,809.12 = 182,813.73 : x
  2. Step 2: Convert to fraction form
    382,538.73/573,809.12 = 182,813.73/x
  3. Step 3: Cross multiply
    382,538.73x = 573,809.12 × 182,813.73
  4. Step 4: Simplify right side
    382,538.73x = 104,900,184,621.15
  5. Step 5: Solve for x
    x = 104,900,184,621.15/382,538.73
  6. Step 6: Final answer
    x = 274,221.08

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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.