Home / 890,074.08-1,335,098.88-216,160.56

Finding the Fourth Proportional to 890,074.08, 1,335,098.88 and 216,160.56

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Solution

The fourth proportional to 890,074.08, 1,335,098.88 and 216,160.56 is: 324,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,074.08 : 1,335,098.88 = 216,160.56 : x
  2. Step 2: Convert to fraction form
    890,074.08/1,335,098.88 = 216,160.56/x
  3. Step 3: Cross multiply
    890,074.08x = 1,335,098.88 × 216,160.56
  4. Step 4: Simplify right side
    890,074.08x = 288,595,721,556.17
  5. Step 5: Solve for x
    x = 288,595,721,556.17/890,074.08
  6. Step 6: Final answer
    x = 324,237.87

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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.