Home / 756,784.70-1,044,371.03-412,617.81

Finding the Fourth Proportional to 756,784.70, 1,044,371.03 and 412,617.81

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Solution

The fourth proportional to 756,784.70, 1,044,371.03 and 412,617.81 is: 569,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,784.70 : 1,044,371.03 = 412,617.81 : x
  2. Step 2: Convert to fraction form
    756,784.70/1,044,371.03 = 412,617.81/x
  3. Step 3: Cross multiply
    756,784.70x = 1,044,371.03 × 412,617.81
  4. Step 4: Simplify right side
    756,784.70x = 430,926,090,239.83
  5. Step 5: Solve for x
    x = 430,926,090,239.83/756,784.70
  6. Step 6: Final answer
    x = 569,417.03

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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.