Home / 1,103,318.82-1,654,975.78-293,703.42

Finding the Fourth Proportional to 1,103,318.82, 1,654,975.78 and 293,703.42

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Solution

The fourth proportional to 1,103,318.82, 1,654,975.78 and 293,703.42 is: 440,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,318.82 : 1,654,975.78 = 293,703.42 : x
  2. Step 2: Convert to fraction form
    1,103,318.82/1,654,975.78 = 293,703.42/x
  3. Step 3: Cross multiply
    1,103,318.82x = 1,654,975.78 × 293,703.42
  4. Step 4: Simplify right side
    1,103,318.82x = 486,072,044,417.91
  5. Step 5: Solve for x
    x = 486,072,044,417.91/1,103,318.82
  6. Step 6: Final answer
    x = 440,554.48

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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.