Home / 756,996.60-1,044,641.90-412,835.10

Finding the Fourth Proportional to 756,996.60, 1,044,641.90 and 412,835.10

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Solution

The fourth proportional to 756,996.60, 1,044,641.90 and 412,835.10 is: 569,705.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,996.60 : 1,044,641.90 = 412,835.10 : x
  2. Step 2: Convert to fraction form
    756,996.60/1,044,641.90 = 412,835.10/x
  3. Step 3: Cross multiply
    756,996.60x = 1,044,641.90 × 412,835.10
  4. Step 4: Simplify right side
    756,996.60x = 431,264,843,250.69
  5. Step 5: Solve for x
    x = 431,264,843,250.69/756,996.60
  6. Step 6: Final answer
    x = 569,705.13

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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.