Home / 764,433.42-1,146,650.38-224,689.81

Finding the Fourth Proportional to 764,433.42, 1,146,650.38 and 224,689.81

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Solution

The fourth proportional to 764,433.42, 1,146,650.38 and 224,689.81 is: 337,034.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,433.42 : 1,146,650.38 = 224,689.81 : x
  2. Step 2: Convert to fraction form
    764,433.42/1,146,650.38 = 224,689.81/x
  3. Step 3: Cross multiply
    764,433.42x = 1,146,650.38 × 224,689.81
  4. Step 4: Simplify right side
    764,433.42x = 257,640,656,018.63
  5. Step 5: Solve for x
    x = 257,640,656,018.63/764,433.42
  6. Step 6: Final answer
    x = 337,034.79

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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.