Home / 994,972.32-1,491,518.16-396,303.12

Finding the Fourth Proportional to 994,972.32, 1,491,518.16 and 396,303.12

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Solution

The fourth proportional to 994,972.32, 1,491,518.16 and 396,303.12 is: 594,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,972.32 : 1,491,518.16 = 396,303.12 : x
  2. Step 2: Convert to fraction form
    994,972.32/1,491,518.16 = 396,303.12/x
  3. Step 3: Cross multiply
    994,972.32x = 1,491,518.16 × 396,303.12
  4. Step 4: Simplify right side
    994,972.32x = 591,093,300,344.66
  5. Step 5: Solve for x
    x = 591,093,300,344.66/994,972.32
  6. Step 6: Final answer
    x = 594,080.15

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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.