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Finding the Fourth Proportional to 455,553.01, 683,329.97 and 337,307.39

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Solution

The fourth proportional to 455,553.01, 683,329.97 and 337,307.39 is: 505,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,553.01 : 683,329.97 = 337,307.39 : x
  2. Step 2: Convert to fraction form
    455,553.01/683,329.97 = 337,307.39/x
  3. Step 3: Cross multiply
    455,553.01x = 683,329.97 × 337,307.39
  4. Step 4: Simplify right side
    455,553.01x = 230,492,248,678.58
  5. Step 5: Solve for x
    x = 230,492,248,678.58/455,553.01
  6. Step 6: Final answer
    x = 505,961.42

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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.