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Finding the Fourth Proportional to 297,531.29, 446,325.29 and 84,303.65

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Solution

The fourth proportional to 297,531.29, 446,325.29 and 84,303.65 is: 126,463.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,531.29 : 446,325.29 = 84,303.65 : x
  2. Step 2: Convert to fraction form
    297,531.29/446,325.29 = 84,303.65/x
  3. Step 3: Cross multiply
    297,531.29x = 446,325.29 × 84,303.65
  4. Step 4: Simplify right side
    297,531.29x = 37,626,850,612.79
  5. Step 5: Solve for x
    x = 37,626,850,612.79/297,531.29
  6. Step 6: Final answer
    x = 126,463.51

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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.