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Finding the Fourth Proportional to 493,833.60, 740,750.40 and 334,401.30

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Solution

The fourth proportional to 493,833.60, 740,750.40 and 334,401.30 is: 501,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,833.60 : 740,750.40 = 334,401.30 : x
  2. Step 2: Convert to fraction form
    493,833.60/740,750.40 = 334,401.30/x
  3. Step 3: Cross multiply
    493,833.60x = 740,750.40 × 334,401.30
  4. Step 4: Simplify right side
    493,833.60x = 247,707,896,735.52
  5. Step 5: Solve for x
    x = 247,707,896,735.52/493,833.60
  6. Step 6: Final answer
    x = 501,601.95

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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.