Home / 833,278.32-1,149,921.90-451,303.92

Finding the Fourth Proportional to 833,278.32, 1,149,921.90 and 451,303.92

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Solution

The fourth proportional to 833,278.32, 1,149,921.90 and 451,303.92 is: 622,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,278.32 : 1,149,921.90 = 451,303.92 : x
  2. Step 2: Convert to fraction form
    833,278.32/1,149,921.90 = 451,303.92/x
  3. Step 3: Cross multiply
    833,278.32x = 1,149,921.90 × 451,303.92
  4. Step 4: Simplify right side
    833,278.32x = 518,964,261,163.85
  5. Step 5: Solve for x
    x = 518,964,261,163.85/833,278.32
  6. Step 6: Final answer
    x = 622,798.23

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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.