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Finding the Fourth Proportional to 584,299.92, 874,143.84 and 442,553.52

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Solution

The fourth proportional to 584,299.92, 874,143.84 and 442,553.52 is: 662,083.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,299.92 : 874,143.84 = 442,553.52 : x
  2. Step 2: Convert to fraction form
    584,299.92/874,143.84 = 442,553.52/x
  3. Step 3: Cross multiply
    584,299.92x = 874,143.84 × 442,553.52
  4. Step 4: Simplify right side
    584,299.92x = 386,855,433,378.32
  5. Step 5: Solve for x
    x = 386,855,433,378.32/584,299.92
  6. Step 6: Final answer
    x = 662,083.67

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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.