Home / 835,467.42-1,252,078.58-455,819.25

Finding the Fourth Proportional to 835,467.42, 1,252,078.58 and 455,819.25

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Solution

The fourth proportional to 835,467.42, 1,252,078.58 and 455,819.25 is: 683,116.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,467.42 : 1,252,078.58 = 455,819.25 : x
  2. Step 2: Convert to fraction form
    835,467.42/1,252,078.58 = 455,819.25/x
  3. Step 3: Cross multiply
    835,467.42x = 1,252,078.58 × 455,819.25
  4. Step 4: Simplify right side
    835,467.42x = 570,721,516,997.57
  5. Step 5: Solve for x
    x = 570,721,516,997.57/835,467.42
  6. Step 6: Final answer
    x = 683,116.42

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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.