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Finding the Fourth Proportional to 536,932.67, 740,960.43 and 295,213.12

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Solution

The fourth proportional to 536,932.67, 740,960.43 and 295,213.12 is: 407,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,932.67 : 740,960.43 = 295,213.12 : x
  2. Step 2: Convert to fraction form
    536,932.67/740,960.43 = 295,213.12/x
  3. Step 3: Cross multiply
    536,932.67x = 740,960.43 × 295,213.12
  4. Step 4: Simplify right side
    536,932.67x = 218,741,241,545.29
  5. Step 5: Solve for x
    x = 218,741,241,545.29/536,932.67
  6. Step 6: Final answer
    x = 407,390.45

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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.