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Finding the Fourth Proportional to 413,511.84, 570,611.52 and 250,229.52

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Solution

The fourth proportional to 413,511.84, 570,611.52 and 250,229.52 is: 345,295.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,511.84 : 570,611.52 = 250,229.52 : x
  2. Step 2: Convert to fraction form
    413,511.84/570,611.52 = 250,229.52/x
  3. Step 3: Cross multiply
    413,511.84x = 570,611.52 × 250,229.52
  4. Step 4: Simplify right side
    413,511.84x = 142,783,846,756.07
  5. Step 5: Solve for x
    x = 142,783,846,756.07/413,511.84
  6. Step 6: Final answer
    x = 345,295.67

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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.