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Finding the Fourth Proportional to 561,818.77, 844,555.07 and 450,714.48

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Solution

The fourth proportional to 561,818.77, 844,555.07 and 450,714.48 is: 677,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,818.77 : 844,555.07 = 450,714.48 : x
  2. Step 2: Convert to fraction form
    561,818.77/844,555.07 = 450,714.48/x
  3. Step 3: Cross multiply
    561,818.77x = 844,555.07 × 450,714.48
  4. Step 4: Simplify right side
    561,818.77x = 380,653,197,166.12
  5. Step 5: Solve for x
    x = 380,653,197,166.12/561,818.77
  6. Step 6: Final answer
    x = 677,537.35

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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.