Home / 496,619.24-744,929.10-122,642.60

Finding the Fourth Proportional to 496,619.24, 744,929.10 and 122,642.60

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Solution

The fourth proportional to 496,619.24, 744,929.10 and 122,642.60 is: 183,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,619.24 : 744,929.10 = 122,642.60 : x
  2. Step 2: Convert to fraction form
    496,619.24/744,929.10 = 122,642.60/x
  3. Step 3: Cross multiply
    496,619.24x = 744,929.10 × 122,642.60
  4. Step 4: Simplify right side
    496,619.24x = 91,360,041,639.66
  5. Step 5: Solve for x
    x = 91,360,041,639.66/496,619.24
  6. Step 6: Final answer
    x = 183,963.96

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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.