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Finding the Fourth Proportional to 436,506.10, 602,372.37 and 245,519.62

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Solution

The fourth proportional to 436,506.10, 602,372.37 and 245,519.62 is: 338,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,506.10 : 602,372.37 = 245,519.62 : x
  2. Step 2: Convert to fraction form
    436,506.10/602,372.37 = 245,519.62/x
  3. Step 3: Cross multiply
    436,506.10x = 602,372.37 × 245,519.62
  4. Step 4: Simplify right side
    436,506.10x = 147,894,235,380.90
  5. Step 5: Solve for x
    x = 147,894,235,380.90/436,506.10
  6. Step 6: Final answer
    x = 338,813.67

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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.