Home / 700,624.99-966,933.91-428,872.46

Finding the Fourth Proportional to 700,624.99, 966,933.91 and 428,872.46

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Solution

The fourth proportional to 700,624.99, 966,933.91 and 428,872.46 is: 591,887.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,624.99 : 966,933.91 = 428,872.46 : x
  2. Step 2: Convert to fraction form
    700,624.99/966,933.91 = 428,872.46/x
  3. Step 3: Cross multiply
    700,624.99x = 966,933.91 × 428,872.46
  4. Step 4: Simplify right side
    700,624.99x = 414,691,327,592.54
  5. Step 5: Solve for x
    x = 414,691,327,592.54/700,624.99
  6. Step 6: Final answer
    x = 591,887.72

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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.