Home / 1,025,600.94-1,538,952.21-426,975.30

Finding the Fourth Proportional to 1,025,600.94, 1,538,952.21 and 426,975.30

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Solution

The fourth proportional to 1,025,600.94, 1,538,952.21 and 426,975.30 is: 640,692.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,600.94 : 1,538,952.21 = 426,975.30 : x
  2. Step 2: Convert to fraction form
    1,025,600.94/1,538,952.21 = 426,975.30/x
  3. Step 3: Cross multiply
    1,025,600.94x = 1,538,952.21 × 426,975.30
  4. Step 4: Simplify right side
    1,025,600.94x = 657,094,581,550.41
  5. Step 5: Solve for x
    x = 657,094,581,550.41/1,025,600.94
  6. Step 6: Final answer
    x = 640,692.26

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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.