Home / 889,253.16-1,334,091.96-290,215.44

Finding the Fourth Proportional to 889,253.16, 1,334,091.96 and 290,215.44

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Solution

The fourth proportional to 889,253.16, 1,334,091.96 and 290,215.44 is: 435,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,253.16 : 1,334,091.96 = 290,215.44 : x
  2. Step 2: Convert to fraction form
    889,253.16/1,334,091.96 = 290,215.44/x
  3. Step 3: Cross multiply
    889,253.16x = 1,334,091.96 × 290,215.44
  4. Step 4: Simplify right side
    889,253.16x = 387,174,085,171.86
  5. Step 5: Solve for x
    x = 387,174,085,171.86/889,253.16
  6. Step 6: Final answer
    x = 435,392.42

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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.