Home / 1,126,353.33-1,689,535.71-284,905.89

Finding the Fourth Proportional to 1,126,353.33, 1,689,535.71 and 284,905.89

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Solution

The fourth proportional to 1,126,353.33, 1,689,535.71 and 284,905.89 is: 427,360.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,353.33 : 1,689,535.71 = 284,905.89 : x
  2. Step 2: Convert to fraction form
    1,126,353.33/1,689,535.71 = 284,905.89/x
  3. Step 3: Cross multiply
    1,126,353.33x = 1,689,535.71 × 284,905.89
  4. Step 4: Simplify right side
    1,126,353.33x = 481,358,675,144.33
  5. Step 5: Solve for x
    x = 481,358,675,144.33/1,126,353.33
  6. Step 6: Final answer
    x = 427,360.28

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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.