Home / 833,082.64-1,149,659.56-451,109.40

Finding the Fourth Proportional to 833,082.64, 1,149,659.56 and 451,109.40

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Solution

The fourth proportional to 833,082.64, 1,149,659.56 and 451,109.40 is: 622,533.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,082.64 : 1,149,659.56 = 451,109.40 : x
  2. Step 2: Convert to fraction form
    833,082.64/1,149,659.56 = 451,109.40/x
  3. Step 3: Cross multiply
    833,082.64x = 1,149,659.56 × 451,109.40
  4. Step 4: Simplify right side
    833,082.64x = 518,622,234,315.86
  5. Step 5: Solve for x
    x = 518,622,234,315.86/833,082.64
  6. Step 6: Final answer
    x = 622,533.96

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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.