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Finding the Fourth Proportional to 536,103.23, 807,919.95 and 482,861.93

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Solution

The fourth proportional to 536,103.23, 807,919.95 and 482,861.93 is: 727,684.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,103.23 : 807,919.95 = 482,861.93 : x
  2. Step 2: Convert to fraction form
    536,103.23/807,919.95 = 482,861.93/x
  3. Step 3: Cross multiply
    536,103.23x = 807,919.95 × 482,861.93
  4. Step 4: Simplify right side
    536,103.23x = 390,113,788,362.30
  5. Step 5: Solve for x
    x = 390,113,788,362.30/536,103.23
  6. Step 6: Final answer
    x = 727,684.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.