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Finding the Fourth Proportional to 403,097.92, 604,578.88 and 114,889.28

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Solution

The fourth proportional to 403,097.92, 604,578.88 and 114,889.28 is: 172,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,097.92 : 604,578.88 = 114,889.28 : x
  2. Step 2: Convert to fraction form
    403,097.92/604,578.88 = 114,889.28/x
  3. Step 3: Cross multiply
    403,097.92x = 604,578.88 × 114,889.28
  4. Step 4: Simplify right side
    403,097.92x = 69,459,632,226.41
  5. Step 5: Solve for x
    x = 69,459,632,226.41/403,097.92
  6. Step 6: Final answer
    x = 172,314.54

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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.