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Finding the Fourth Proportional to 581,055.64, 801,855.99 and 322,924.39

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Solution

The fourth proportional to 581,055.64, 801,855.99 and 322,924.39 is: 445,635.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,055.64 : 801,855.99 = 322,924.39 : x
  2. Step 2: Convert to fraction form
    581,055.64/801,855.99 = 322,924.39/x
  3. Step 3: Cross multiply
    581,055.64x = 801,855.99 × 322,924.39
  4. Step 4: Simplify right side
    581,055.64x = 258,938,854,433.96
  5. Step 5: Solve for x
    x = 258,938,854,433.96/581,055.64
  6. Step 6: Final answer
    x = 445,635.22

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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.