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Finding the Fourth Proportional to 1,103,292, 1,654,938.09 and 355,338

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Solution

The fourth proportional to 1,103,292, 1,654,938.09 and 355,338 is: 533,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,292 : 1,654,938.09 = 355,338 : x
  2. Step 2: Convert to fraction form
    1,103,292/1,654,938.09 = 355,338/x
  3. Step 3: Cross multiply
    1,103,292x = 1,654,938.09 × 355,338
  4. Step 4: Simplify right side
    1,103,292x = 588,062,391,024.42
  5. Step 5: Solve for x
    x = 588,062,391,024.42/1,103,292
  6. Step 6: Final answer
    x = 533,007.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.