Home / 1,264,720.50-1,896,941.03-318,091.59

Finding the Fourth Proportional to 1,264,720.50, 1,896,941.03 and 318,091.59

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Solution

The fourth proportional to 1,264,720.50, 1,896,941.03 and 318,091.59 is: 477,102.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,720.50 : 1,896,941.03 = 318,091.59 : x
  2. Step 2: Convert to fraction form
    1,264,720.50/1,896,941.03 = 318,091.59/x
  3. Step 3: Cross multiply
    1,264,720.50x = 1,896,941.03 × 318,091.59
  4. Step 4: Simplify right side
    1,264,720.50x = 603,400,986,778.48
  5. Step 5: Solve for x
    x = 603,400,986,778.48/1,264,720.50
  6. Step 6: Final answer
    x = 477,102.24

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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.