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Finding the Fourth Proportional to 297,263.34, 445,909.62 and 119,746.32

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Solution

The fourth proportional to 297,263.34, 445,909.62 and 119,746.32 is: 179,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,263.34 : 445,909.62 = 119,746.32 : x
  2. Step 2: Convert to fraction form
    297,263.34/445,909.62 = 119,746.32/x
  3. Step 3: Cross multiply
    297,263.34x = 445,909.62 × 119,746.32
  4. Step 4: Simplify right side
    297,263.34x = 53,396,036,047.60
  5. Step 5: Solve for x
    x = 53,396,036,047.60/297,263.34
  6. Step 6: Final answer
    x = 179,625.37

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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.