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Finding the Fourth Proportional to 264,498.66, 365,014.62 and 143,645.04

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Solution

The fourth proportional to 264,498.66, 365,014.62 and 143,645.04 is: 198,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,498.66 : 365,014.62 = 143,645.04 : x
  2. Step 2: Convert to fraction form
    264,498.66/365,014.62 = 143,645.04/x
  3. Step 3: Cross multiply
    264,498.66x = 365,014.62 × 143,645.04
  4. Step 4: Simplify right side
    264,498.66x = 52,432,539,690.48
  5. Step 5: Solve for x
    x = 52,432,539,690.48/264,498.66
  6. Step 6: Final answer
    x = 198,233.67

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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.