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Finding the Fourth Proportional to 493,468.14, 740,152.40 and 334,564.37

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Solution

The fourth proportional to 493,468.14, 740,152.40 and 334,564.37 is: 501,812.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,468.14 : 740,152.40 = 334,564.37 : x
  2. Step 2: Convert to fraction form
    493,468.14/740,152.40 = 334,564.37/x
  3. Step 3: Cross multiply
    493,468.14x = 740,152.40 × 334,564.37
  4. Step 4: Simplify right side
    493,468.14x = 247,628,616,036.40
  5. Step 5: Solve for x
    x = 247,628,616,036.40/493,468.14
  6. Step 6: Final answer
    x = 501,812.77

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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.