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Finding the Fourth Proportional to 580,693.83, 801,379.95 and 322,590.32

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Solution

The fourth proportional to 580,693.83, 801,379.95 and 322,590.32 is: 445,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,693.83 : 801,379.95 = 322,590.32 : x
  2. Step 2: Convert to fraction form
    580,693.83/801,379.95 = 322,590.32/x
  3. Step 3: Cross multiply
    580,693.83x = 801,379.95 × 322,590.32
  4. Step 4: Simplify right side
    580,693.83x = 258,517,414,512.08
  5. Step 5: Solve for x
    x = 258,517,414,512.08/580,693.83
  6. Step 6: Final answer
    x = 445,187.12

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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.