Home / 591,087.91-815,702.22-336,439.10

Finding the Fourth Proportional to 591,087.91, 815,702.22 and 336,439.10

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Solution

The fourth proportional to 591,087.91, 815,702.22 and 336,439.10 is: 464,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,087.91 : 815,702.22 = 336,439.10 : x
  2. Step 2: Convert to fraction form
    591,087.91/815,702.22 = 336,439.10/x
  3. Step 3: Cross multiply
    591,087.91x = 815,702.22 × 336,439.10
  4. Step 4: Simplify right side
    591,087.91x = 274,434,118,725.55
  5. Step 5: Solve for x
    x = 274,434,118,725.55/591,087.91
  6. Step 6: Final answer
    x = 464,286.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.