Home / 889,763.36-1,334,872.53-258,677.16

Finding the Fourth Proportional to 889,763.36, 1,334,872.53 and 258,677.16

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Solution

The fourth proportional to 889,763.36, 1,334,872.53 and 258,677.16 is: 388,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,763.36 : 1,334,872.53 = 258,677.16 : x
  2. Step 2: Convert to fraction form
    889,763.36/1,334,872.53 = 258,677.16/x
  3. Step 3: Cross multiply
    889,763.36x = 1,334,872.53 × 258,677.16
  4. Step 4: Simplify right side
    889,763.36x = 345,301,035,022.42
  5. Step 5: Solve for x
    x = 345,301,035,022.42/889,763.36
  6. Step 6: Final answer
    x = 388,081.88

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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.