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Finding the Fourth Proportional to 581,093.96, 801,903.98 and 322,971.47

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Solution

The fourth proportional to 581,093.96, 801,903.98 and 322,971.47 is: 445,697.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,093.96 : 801,903.98 = 322,971.47 : x
  2. Step 2: Convert to fraction form
    581,093.96/801,903.98 = 322,971.47/x
  3. Step 3: Cross multiply
    581,093.96x = 801,903.98 × 322,971.47
  4. Step 4: Simplify right side
    581,093.96x = 258,992,107,219.45
  5. Step 5: Solve for x
    x = 258,992,107,219.45/581,093.96
  6. Step 6: Final answer
    x = 445,697.47

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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.