Home / 1,025,970.56-1,539,033.20-306,255.42

Finding the Fourth Proportional to 1,025,970.56, 1,539,033.20 and 306,255.42

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Solution

The fourth proportional to 1,025,970.56, 1,539,033.20 and 306,255.42 is: 459,406.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,970.56 : 1,539,033.20 = 306,255.42 : x
  2. Step 2: Convert to fraction form
    1,025,970.56/1,539,033.20 = 306,255.42/x
  3. Step 3: Cross multiply
    1,025,970.56x = 1,539,033.20 × 306,255.42
  4. Step 4: Simplify right side
    1,025,970.56x = 471,337,259,059.94
  5. Step 5: Solve for x
    x = 471,337,259,059.94/1,025,970.56
  6. Step 6: Final answer
    x = 459,406.22

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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.