Home / 756,558.92-1,044,045.02-412,388.58

Finding the Fourth Proportional to 756,558.92, 1,044,045.02 and 412,388.58

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Solution

The fourth proportional to 756,558.92, 1,044,045.02 and 412,388.58 is: 569,092.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,558.92 : 1,044,045.02 = 412,388.58 : x
  2. Step 2: Convert to fraction form
    756,558.92/1,044,045.02 = 412,388.58/x
  3. Step 3: Cross multiply
    756,558.92x = 1,044,045.02 × 412,388.58
  4. Step 4: Simplify right side
    756,558.92x = 430,552,243,253.87
  5. Step 5: Solve for x
    x = 430,552,243,253.87/756,558.92
  6. Step 6: Final answer
    x = 569,092.81

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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.