Home / 836,431.48-1,154,285.94-454,464.64

Finding the Fourth Proportional to 836,431.48, 1,154,285.94 and 454,464.64

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Solution

The fourth proportional to 836,431.48, 1,154,285.94 and 454,464.64 is: 627,166.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,431.48 : 1,154,285.94 = 454,464.64 : x
  2. Step 2: Convert to fraction form
    836,431.48/1,154,285.94 = 454,464.64/x
  3. Step 3: Cross multiply
    836,431.48x = 1,154,285.94 × 454,464.64
  4. Step 4: Simplify right side
    836,431.48x = 524,582,144,179.16
  5. Step 5: Solve for x
    x = 524,582,144,179.16/836,431.48
  6. Step 6: Final answer
    x = 627,166.91

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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.