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Finding the Fourth Proportional to 488,542.19, 733,939.61 and 468,364.28

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Solution

The fourth proportional to 488,542.19, 733,939.61 and 468,364.28 is: 703,626.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,542.19 : 733,939.61 = 468,364.28 : x
  2. Step 2: Convert to fraction form
    488,542.19/733,939.61 = 468,364.28/x
  3. Step 3: Cross multiply
    488,542.19x = 733,939.61 × 468,364.28
  4. Step 4: Simplify right side
    488,542.19x = 343,751,090,989.61
  5. Step 5: Solve for x
    x = 343,751,090,989.61/488,542.19
  6. Step 6: Final answer
    x = 703,626.22

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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.