Home / 901,109.88-1,352,130.80-396,025.28

Finding the Fourth Proportional to 901,109.88, 1,352,130.80 and 396,025.28

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Solution

The fourth proportional to 901,109.88, 1,352,130.80 and 396,025.28 is: 594,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,109.88 : 1,352,130.80 = 396,025.28 : x
  2. Step 2: Convert to fraction form
    901,109.88/1,352,130.80 = 396,025.28/x
  3. Step 3: Cross multiply
    901,109.88x = 1,352,130.80 × 396,025.28
  4. Step 4: Simplify right side
    901,109.88x = 535,477,978,666.62
  5. Step 5: Solve for x
    x = 535,477,978,666.62/901,109.88
  6. Step 6: Final answer
    x = 594,242.71

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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.