Home / 889,845.42-1,334,756.86-215,932.26

Finding the Fourth Proportional to 889,845.42, 1,334,756.86 and 215,932.26

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Solution

The fourth proportional to 889,845.42, 1,334,756.86 and 215,932.26 is: 323,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,845.42 : 1,334,756.86 = 215,932.26 : x
  2. Step 2: Convert to fraction form
    889,845.42/1,334,756.86 = 215,932.26/x
  3. Step 3: Cross multiply
    889,845.42x = 1,334,756.86 × 215,932.26
  4. Step 4: Simplify right side
    889,845.42x = 288,217,065,330.30
  5. Step 5: Solve for x
    x = 288,217,065,330.30/889,845.42
  6. Step 6: Final answer
    x = 323,895.66

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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.