Home / 949,816.32-1,424,990.84-381,596.43

Finding the Fourth Proportional to 949,816.32, 1,424,990.84 and 381,596.43

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Solution

The fourth proportional to 949,816.32, 1,424,990.84 and 381,596.43 is: 572,501.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,816.32 : 1,424,990.84 = 381,596.43 : x
  2. Step 2: Convert to fraction form
    949,816.32/1,424,990.84 = 381,596.43/x
  3. Step 3: Cross multiply
    949,816.32x = 1,424,990.84 × 381,596.43
  4. Step 4: Simplify right side
    949,816.32x = 543,771,415,418.72
  5. Step 5: Solve for x
    x = 543,771,415,418.72/949,816.32
  6. Step 6: Final answer
    x = 572,501.66

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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.