Home / 967,832.42-1,448,909.74-678,641.29

Finding the Fourth Proportional to 967,832.42, 1,448,909.74 and 678,641.29

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Solution

The fourth proportional to 967,832.42, 1,448,909.74 and 678,641.29 is: 1,015,971.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,832.42 : 1,448,909.74 = 678,641.29 : x
  2. Step 2: Convert to fraction form
    967,832.42/1,448,909.74 = 678,641.29/x
  3. Step 3: Cross multiply
    967,832.42x = 1,448,909.74 × 678,641.29
  4. Step 4: Simplify right side
    967,832.42x = 983,289,964,409.41
  5. Step 5: Solve for x
    x = 983,289,964,409.41/967,832.42
  6. Step 6: Final answer
    x = 1,015,971.31

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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.