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Finding the Fourth Proportional to 480,592.23, 663,190.52 and 265,719.39

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Solution

The fourth proportional to 480,592.23, 663,190.52 and 265,719.39 is: 366,677.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,592.23 : 663,190.52 = 265,719.39 : x
  2. Step 2: Convert to fraction form
    480,592.23/663,190.52 = 265,719.39/x
  3. Step 3: Cross multiply
    480,592.23x = 663,190.52 × 265,719.39
  4. Step 4: Simplify right side
    480,592.23x = 176,222,579,099.59
  5. Step 5: Solve for x
    x = 176,222,579,099.59/480,592.23
  6. Step 6: Final answer
    x = 366,677.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.