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Finding the Fourth Proportional to 580,994.24, 801,720.91 and 322,854.77

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Solution

The fourth proportional to 580,994.24, 801,720.91 and 322,854.77 is: 445,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,994.24 : 801,720.91 = 322,854.77 : x
  2. Step 2: Convert to fraction form
    580,994.24/801,720.91 = 322,854.77/x
  3. Step 3: Cross multiply
    580,994.24x = 801,720.91 × 322,854.77
  4. Step 4: Simplify right side
    580,994.24x = 258,839,421,199.41
  5. Step 5: Solve for x
    x = 258,839,421,199.41/580,994.24
  6. Step 6: Final answer
    x = 445,511.16

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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.