Home / 905,600.57-1,358,386.72-231,676.07

Finding the Fourth Proportional to 905,600.57, 1,358,386.72 and 231,676.07

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Solution

The fourth proportional to 905,600.57, 1,358,386.72 and 231,676.07 is: 347,510.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,600.57 : 1,358,386.72 = 231,676.07 : x
  2. Step 2: Convert to fraction form
    905,600.57/1,358,386.72 = 231,676.07/x
  3. Step 3: Cross multiply
    905,600.57x = 1,358,386.72 × 231,676.07
  4. Step 4: Simplify right side
    905,600.57x = 314,705,690,761.85
  5. Step 5: Solve for x
    x = 314,705,690,761.85/905,600.57
  6. Step 6: Final answer
    x = 347,510.48

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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.