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Finding the Fourth Proportional to 446,200.47, 669,158.82 and 146,611.71

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Solution

The fourth proportional to 446,200.47, 669,158.82 and 146,611.71 is: 219,870.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,200.47 : 669,158.82 = 146,611.71 : x
  2. Step 2: Convert to fraction form
    446,200.47/669,158.82 = 146,611.71/x
  3. Step 3: Cross multiply
    446,200.47x = 669,158.82 × 146,611.71
  4. Step 4: Simplify right side
    446,200.47x = 98,106,518,861.78
  5. Step 5: Solve for x
    x = 98,106,518,861.78/446,200.47
  6. Step 6: Final answer
    x = 219,870.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.