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Finding the Fourth Proportional to 471,818.22, 704,306.52 and 436,696.35

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Solution

The fourth proportional to 471,818.22, 704,306.52 and 436,696.35 is: 651,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,818.22 : 704,306.52 = 436,696.35 : x
  2. Step 2: Convert to fraction form
    471,818.22/704,306.52 = 436,696.35/x
  3. Step 3: Cross multiply
    471,818.22x = 704,306.52 × 436,696.35
  4. Step 4: Simplify right side
    471,818.22x = 307,568,086,565.20
  5. Step 5: Solve for x
    x = 307,568,086,565.20/471,818.22
  6. Step 6: Final answer
    x = 651,878.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.