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Finding the Fourth Proportional to 468,269.30, 702,119.48 and 183,618.80

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Solution

The fourth proportional to 468,269.30, 702,119.48 and 183,618.80 is: 275,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,269.30 : 702,119.48 = 183,618.80 : x
  2. Step 2: Convert to fraction form
    468,269.30/702,119.48 = 183,618.80/x
  3. Step 3: Cross multiply
    468,269.30x = 702,119.48 × 183,618.80
  4. Step 4: Simplify right side
    468,269.30x = 128,922,336,374.22
  5. Step 5: Solve for x
    x = 128,922,336,374.22/468,269.30
  6. Step 6: Final answer
    x = 275,316.65

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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.