Home / 906,147.56-1,358,372.46-306,689.24

Finding the Fourth Proportional to 906,147.56, 1,358,372.46 and 306,689.24

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Solution

The fourth proportional to 906,147.56, 1,358,372.46 and 306,689.24 is: 459,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,147.56 : 1,358,372.46 = 306,689.24 : x
  2. Step 2: Convert to fraction form
    906,147.56/1,358,372.46 = 306,689.24/x
  3. Step 3: Cross multiply
    906,147.56x = 1,358,372.46 × 306,689.24
  4. Step 4: Simplify right side
    906,147.56x = 416,598,217,394.33
  5. Step 5: Solve for x
    x = 416,598,217,394.33/906,147.56
  6. Step 6: Final answer
    x = 459,746.55

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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.