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Finding the Fourth Proportional to 297,443.04, 446,131.92 and 87,083.04

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Solution

The fourth proportional to 297,443.04, 446,131.92 and 87,083.04 is: 130,615.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,443.04 : 446,131.92 = 87,083.04 : x
  2. Step 2: Convert to fraction form
    297,443.04/446,131.92 = 87,083.04/x
  3. Step 3: Cross multiply
    297,443.04x = 446,131.92 × 87,083.04
  4. Step 4: Simplify right side
    297,443.04x = 38,850,523,834.64
  5. Step 5: Solve for x
    x = 38,850,523,834.64/297,443.04
  6. Step 6: Final answer
    x = 130,615.00

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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.