Home / 433,624.18-650,436.28-285,845.62

Finding the Fourth Proportional to 433,624.18, 650,436.28 and 285,845.62

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Solution

The fourth proportional to 433,624.18, 650,436.28 and 285,845.62 is: 428,768.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,624.18 : 650,436.28 = 285,845.62 : x
  2. Step 2: Convert to fraction form
    433,624.18/650,436.28 = 285,845.62/x
  3. Step 3: Cross multiply
    433,624.18x = 650,436.28 × 285,845.62
  4. Step 4: Simplify right side
    433,624.18x = 185,924,361,727.09
  5. Step 5: Solve for x
    x = 185,924,361,727.09/433,624.18
  6. Step 6: Final answer
    x = 428,768.44

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1.5x scale

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.