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Finding the Fourth Proportional to 467,775.00, 645,529.38 and 263,825.51

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Solution

The fourth proportional to 467,775.00, 645,529.38 and 263,825.51 is: 364,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,775.00 : 645,529.38 = 263,825.51 : x
  2. Step 2: Convert to fraction form
    467,775.00/645,529.38 = 263,825.51/x
  3. Step 3: Cross multiply
    467,775.00x = 645,529.38 × 263,825.51
  4. Step 4: Simplify right side
    467,775.00x = 170,307,115,625.10
  5. Step 5: Solve for x
    x = 170,307,115,625.10/467,775.00
  6. Step 6: Final answer
    x = 364,079.13

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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.