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Finding the Fourth Proportional to 306,764.82, 460,088.91 and 104,370.12

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Solution

The fourth proportional to 306,764.82, 460,088.91 and 104,370.12 is: 156,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,764.82 : 460,088.91 = 104,370.12 : x
  2. Step 2: Convert to fraction form
    306,764.82/460,088.91 = 104,370.12/x
  3. Step 3: Cross multiply
    306,764.82x = 460,088.91 × 104,370.12
  4. Step 4: Simplify right side
    306,764.82x = 48,019,534,747.37
  5. Step 5: Solve for x
    x = 48,019,534,747.37/306,764.82
  6. Step 6: Final answer
    x = 156,535.34

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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.