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Finding the Fourth Proportional to 455,374.38, 683,094.37 and 174,891.63

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Solution

The fourth proportional to 455,374.38, 683,094.37 and 174,891.63 is: 262,350.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,374.38 : 683,094.37 = 174,891.63 : x
  2. Step 2: Convert to fraction form
    455,374.38/683,094.37 = 174,891.63/x
  3. Step 3: Cross multiply
    455,374.38x = 683,094.37 × 174,891.63
  4. Step 4: Simplify right side
    455,374.38x = 119,467,487,813.12
  5. Step 5: Solve for x
    x = 119,467,487,813.12/455,374.38
  6. Step 6: Final answer
    x = 262,350.04

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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.