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Finding the Fourth Proportional to 426,702.23, 588,847.22 and 235,715.67

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Solution

The fourth proportional to 426,702.23, 588,847.22 and 235,715.67 is: 325,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,702.23 : 588,847.22 = 235,715.67 : x
  2. Step 2: Convert to fraction form
    426,702.23/588,847.22 = 235,715.67/x
  3. Step 3: Cross multiply
    426,702.23x = 588,847.22 × 235,715.67
  4. Step 4: Simplify right side
    426,702.23x = 138,800,516,695.29
  5. Step 5: Solve for x
    x = 138,800,516,695.29/426,702.23
  6. Step 6: Final answer
    x = 325,286.60

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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.