Home / 758,404.14-1,046,578.90-436,106.56

Finding the Fourth Proportional to 758,404.14, 1,046,578.90 and 436,106.56

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Solution

The fourth proportional to 758,404.14, 1,046,578.90 and 436,106.56 is: 601,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,404.14 : 1,046,578.90 = 436,106.56 : x
  2. Step 2: Convert to fraction form
    758,404.14/1,046,578.90 = 436,106.56/x
  3. Step 3: Cross multiply
    758,404.14x = 1,046,578.90 × 436,106.56
  4. Step 4: Simplify right side
    758,404.14x = 456,419,923,847.58
  5. Step 5: Solve for x
    x = 456,419,923,847.58/758,404.14
  6. Step 6: Final answer
    x = 601,816.23

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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.