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Finding the Fourth Proportional to 651,144.60, 898,536.78 and 364,599

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Solution

The fourth proportional to 651,144.60, 898,536.78 and 364,599 is: 503,122.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,144.60 : 898,536.78 = 364,599 : x
  2. Step 2: Convert to fraction form
    651,144.60/898,536.78 = 364,599/x
  3. Step 3: Cross multiply
    651,144.60x = 898,536.78 × 364,599
  4. Step 4: Simplify right side
    651,144.60x = 327,605,611,451.22
  5. Step 5: Solve for x
    x = 327,605,611,451.22/651,144.60
  6. Step 6: Final answer
    x = 503,122.67

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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.