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Finding the Fourth Proportional to 531,552.10, 733,604.14 and 302,143.90

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Solution

The fourth proportional to 531,552.10, 733,604.14 and 302,143.90 is: 416,993.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,552.10 : 733,604.14 = 302,143.90 : x
  2. Step 2: Convert to fraction form
    531,552.10/733,604.14 = 302,143.90/x
  3. Step 3: Cross multiply
    531,552.10x = 733,604.14 × 302,143.90
  4. Step 4: Simplify right side
    531,552.10x = 221,654,015,915.75
  5. Step 5: Solve for x
    x = 221,654,015,915.75/531,552.10
  6. Step 6: Final answer
    x = 416,993.96

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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.