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Finding the Fourth Proportional to 555,788.66, 833,699.97 and 384,843.02

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Solution

The fourth proportional to 555,788.66, 833,699.97 and 384,843.02 is: 577,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,788.66 : 833,699.97 = 384,843.02 : x
  2. Step 2: Convert to fraction form
    555,788.66/833,699.97 = 384,843.02/x
  3. Step 3: Cross multiply
    555,788.66x = 833,699.97 × 384,843.02
  4. Step 4: Simplify right side
    555,788.66x = 320,843,614,228.71
  5. Step 5: Solve for x
    x = 320,843,614,228.71/555,788.66
  6. Step 6: Final answer
    x = 577,276.29

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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.