Home / 651,660.99-899,255.01-379,773.15

Finding the Fourth Proportional to 651,660.99, 899,255.01 and 379,773.15

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Solution

The fourth proportional to 651,660.99, 899,255.01 and 379,773.15 is: 524,065.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,660.99 : 899,255.01 = 379,773.15 : x
  2. Step 2: Convert to fraction form
    651,660.99/899,255.01 = 379,773.15/x
  3. Step 3: Cross multiply
    651,660.99x = 899,255.01 × 379,773.15
  4. Step 4: Simplify right side
    651,660.99x = 341,512,907,800.98
  5. Step 5: Solve for x
    x = 341,512,907,800.98/651,660.99
  6. Step 6: Final answer
    x = 524,065.29

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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.