Home / 385,560.14-532,072.93-215,794.26

Finding the Fourth Proportional to 385,560.14, 532,072.93 and 215,794.26

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Solution

The fourth proportional to 385,560.14, 532,072.93 and 215,794.26 is: 297,796.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,560.14 : 532,072.93 = 215,794.26 : x
  2. Step 2: Convert to fraction form
    385,560.14/532,072.93 = 215,794.26/x
  3. Step 3: Cross multiply
    385,560.14x = 532,072.93 × 215,794.26
  4. Step 4: Simplify right side
    385,560.14x = 114,818,284,195.38
  5. Step 5: Solve for x
    x = 114,818,284,195.38/385,560.14
  6. Step 6: Final answer
    x = 297,796.04

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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.