Home / 1,016,956.32-1,403,395.74-558,078.54

Finding the Fourth Proportional to 1,016,956.32, 1,403,395.74 and 558,078.54

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Solution

The fourth proportional to 1,016,956.32, 1,403,395.74 and 558,078.54 is: 770,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,956.32 : 1,403,395.74 = 558,078.54 : x
  2. Step 2: Convert to fraction form
    1,016,956.32/1,403,395.74 = 558,078.54/x
  3. Step 3: Cross multiply
    1,016,956.32x = 1,403,395.74 × 558,078.54
  4. Step 4: Simplify right side
    1,016,956.32x = 783,205,045,621.42
  5. Step 5: Solve for x
    x = 783,205,045,621.42/1,016,956.32
  6. Step 6: Final answer
    x = 770,146.20

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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.