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Finding the Third Proportional to 429,808.50 and 466,668.50

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Solution

The third proportional to 429,808.50 and 466,668.50 is: 506,689.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,808.50 : 466,668.50 = 466,668.50 : x
  2. Step 2: Convert to fraction form
    429,808.50/466,668.50 = 466,668.50/x
  3. Step 3: Cross multiply
    429,808.50x = 466,668.50 × 466,668.50
  4. Step 4: Simplify right side
    429,808.50x = 217,779,488,892.25
  5. Step 5: Solve for x
    x = 217,779,488,892.25/429,808.50
  6. Step 6: Final answer
    x = 506,689.58

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.