Home / 954,345.78-1,431,481.28-323,259.57

Finding the Fourth Proportional to 954,345.78, 1,431,481.28 and 323,259.57

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Solution

The fourth proportional to 954,345.78, 1,431,481.28 and 323,259.57 is: 484,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,345.78 : 1,431,481.28 = 323,259.57 : x
  2. Step 2: Convert to fraction form
    954,345.78/1,431,481.28 = 323,259.57/x
  3. Step 3: Cross multiply
    954,345.78x = 1,431,481.28 × 323,259.57
  4. Step 4: Simplify right side
    954,345.78x = 462,740,021,419.55
  5. Step 5: Solve for x
    x = 462,740,021,419.55/954,345.78
  6. Step 6: Final answer
    x = 484,876.69

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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.