Home / 677,466.77-1,015,314.29-277,639.43

Finding the Fourth Proportional to 677,466.77, 1,015,314.29 and 277,639.43

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Solution

The fourth proportional to 677,466.77, 1,015,314.29 and 277,639.43 is: 416,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,466.77 : 1,015,314.29 = 277,639.43 : x
  2. Step 2: Convert to fraction form
    677,466.77/1,015,314.29 = 277,639.43/x
  3. Step 3: Cross multiply
    677,466.77x = 1,015,314.29 × 277,639.43
  4. Step 4: Simplify right side
    677,466.77x = 281,891,279,358.26
  5. Step 5: Solve for x
    x = 281,891,279,358.26/677,466.77
  6. Step 6: Final answer
    x = 416,096.10

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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.