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Finding the Fourth Proportional to 496,305.41, 744,458.22 and 122,328.41

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Solution

The fourth proportional to 496,305.41, 744,458.22 and 122,328.41 is: 183,492.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,305.41 : 744,458.22 = 122,328.41 : x
  2. Step 2: Convert to fraction form
    496,305.41/744,458.22 = 122,328.41/x
  3. Step 3: Cross multiply
    496,305.41x = 744,458.22 × 122,328.41
  4. Step 4: Simplify right side
    496,305.41x = 91,068,386,641.74
  5. Step 5: Solve for x
    x = 91,068,386,641.74/496,305.41
  6. Step 6: Final answer
    x = 183,492.64

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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.