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Finding the Fourth Proportional to 466,303.89, 643,499.39 and 265,099.89

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Solution

The fourth proportional to 466,303.89, 643,499.39 and 265,099.89 is: 365,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,303.89 : 643,499.39 = 265,099.89 : x
  2. Step 2: Convert to fraction form
    466,303.89/643,499.39 = 265,099.89/x
  3. Step 3: Cross multiply
    466,303.89x = 643,499.39 × 265,099.89
  4. Step 4: Simplify right side
    466,303.89x = 170,591,617,504.07
  5. Step 5: Solve for x
    x = 170,591,617,504.07/466,303.89
  6. Step 6: Final answer
    x = 365,837.86

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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.