Home / 862,862.06-1,294,293.10-263,823.24

Finding the Fourth Proportional to 862,862.06, 1,294,293.10 and 263,823.24

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Solution

The fourth proportional to 862,862.06, 1,294,293.10 and 263,823.24 is: 395,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,862.06 : 1,294,293.10 = 263,823.24 : x
  2. Step 2: Convert to fraction form
    862,862.06/1,294,293.10 = 263,823.24/x
  3. Step 3: Cross multiply
    862,862.06x = 1,294,293.10 × 263,823.24
  4. Step 4: Simplify right side
    862,862.06x = 341,464,599,151.64
  5. Step 5: Solve for x
    x = 341,464,599,151.64/862,862.06
  6. Step 6: Final answer
    x = 395,734.86

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1.5x scale

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.