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Finding the Fourth Proportional to 524,880.83, 787,446.19 and 169,894.82

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Solution

The fourth proportional to 524,880.83, 787,446.19 and 169,894.82 is: 254,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,880.83 : 787,446.19 = 169,894.82 : x
  2. Step 2: Convert to fraction form
    524,880.83/787,446.19 = 169,894.82/x
  3. Step 3: Cross multiply
    524,880.83x = 787,446.19 × 169,894.82
  4. Step 4: Simplify right side
    524,880.83x = 133,783,030,890.72
  5. Step 5: Solve for x
    x = 133,783,030,890.72/524,880.83
  6. Step 6: Final answer
    x = 254,882.68

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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.