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Finding the Fourth Proportional to 493,806.69, 740,656.19 and 334,903.37

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Solution

The fourth proportional to 493,806.69, 740,656.19 and 334,903.37 is: 502,318.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,806.69 : 740,656.19 = 334,903.37 : x
  2. Step 2: Convert to fraction form
    493,806.69/740,656.19 = 334,903.37/x
  3. Step 3: Cross multiply
    493,806.69x = 740,656.19 × 334,903.37
  4. Step 4: Simplify right side
    493,806.69x = 248,048,251,375.60
  5. Step 5: Solve for x
    x = 248,048,251,375.60/493,806.69
  6. Step 6: Final answer
    x = 502,318.53

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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.