Home / 971,645.26-1,340,872.50-541,914.34

Finding the Fourth Proportional to 971,645.26, 1,340,872.50 and 541,914.34

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Solution

The fourth proportional to 971,645.26, 1,340,872.50 and 541,914.34 is: 747,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,645.26 : 1,340,872.50 = 541,914.34 : x
  2. Step 2: Convert to fraction form
    971,645.26/1,340,872.50 = 541,914.34/x
  3. Step 3: Cross multiply
    971,645.26x = 1,340,872.50 × 541,914.34
  4. Step 4: Simplify right side
    971,645.26x = 726,638,035,861.65
  5. Step 5: Solve for x
    x = 726,638,035,861.65/971,645.26
  6. Step 6: Final answer
    x = 747,842.93

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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.