Home / 756,559.92-1,044,046.40-412,389.58

Finding the Fourth Proportional to 756,559.92, 1,044,046.40 and 412,389.58

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Solution

The fourth proportional to 756,559.92, 1,044,046.40 and 412,389.58 is: 569,094.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,559.92 : 1,044,046.40 = 412,389.58 : x
  2. Step 2: Convert to fraction form
    756,559.92/1,044,046.40 = 412,389.58/x
  3. Step 3: Cross multiply
    756,559.92x = 1,044,046.40 × 412,389.58
  4. Step 4: Simplify right side
    756,559.92x = 430,553,856,396.51
  5. Step 5: Solve for x
    x = 430,553,856,396.51/756,559.92
  6. Step 6: Final answer
    x = 569,094.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.