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Finding the Fourth Proportional to 589,974.28, 884,863.50 and 253,069

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Solution

The fourth proportional to 589,974.28, 884,863.50 and 253,069 is: 379,561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,974.28 : 884,863.50 = 253,069 : x
  2. Step 2: Convert to fraction form
    589,974.28/884,863.50 = 253,069/x
  3. Step 3: Cross multiply
    589,974.28x = 884,863.50 × 253,069
  4. Step 4: Simplify right side
    589,974.28x = 223,931,521,081.50
  5. Step 5: Solve for x
    x = 223,931,521,081.50/589,974.28
  6. Step 6: Final answer
    x = 379,561.50

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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.