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Finding the Fourth Proportional to 1,103,283, 1,654,924.59 and 355,329

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Solution

The fourth proportional to 1,103,283, 1,654,924.59 and 355,329 is: 532,993.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,283 : 1,654,924.59 = 355,329 : x
  2. Step 2: Convert to fraction form
    1,103,283/1,654,924.59 = 355,329/x
  3. Step 3: Cross multiply
    1,103,283x = 1,654,924.59 × 355,329
  4. Step 4: Simplify right side
    1,103,283x = 588,042,699,640.11
  5. Step 5: Solve for x
    x = 588,042,699,640.11/1,103,283
  6. Step 6: Final answer
    x = 532,993.53

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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.