Home / 705,631.68-1,060,547.04-331,917.12

Finding the Fourth Proportional to 705,631.68, 1,060,547.04 and 331,917.12

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Solution

The fourth proportional to 705,631.68, 1,060,547.04 and 331,917.12 is: 498,863.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,631.68 : 1,060,547.04 = 331,917.12 : x
  2. Step 2: Convert to fraction form
    705,631.68/1,060,547.04 = 331,917.12/x
  3. Step 3: Cross multiply
    705,631.68x = 1,060,547.04 × 331,917.12
  4. Step 4: Simplify right side
    705,631.68x = 352,013,719,141.33
  5. Step 5: Solve for x
    x = 352,013,719,141.33/705,631.68
  6. Step 6: Final answer
    x = 498,863.26

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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.