Home / 856,189.88-1,284,182.58-225,152.84

Finding the Fourth Proportional to 856,189.88, 1,284,182.58 and 225,152.84

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Solution

The fourth proportional to 856,189.88, 1,284,182.58 and 225,152.84 is: 337,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,189.88 : 1,284,182.58 = 225,152.84 : x
  2. Step 2: Convert to fraction form
    856,189.88/1,284,182.58 = 225,152.84/x
  3. Step 3: Cross multiply
    856,189.88x = 1,284,182.58 × 225,152.84
  4. Step 4: Simplify right side
    856,189.88x = 289,137,354,965.53
  5. Step 5: Solve for x
    x = 289,137,354,965.53/856,189.88
  6. Step 6: Final answer
    x = 337,702.37

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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.