Home / 483,233.26-666,877.18-289,577.16

Finding the Fourth Proportional to 483,233.26, 666,877.18 and 289,577.16

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Solution

The fourth proportional to 483,233.26, 666,877.18 and 289,577.16 is: 399,625.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,233.26 : 666,877.18 = 289,577.16 : x
  2. Step 2: Convert to fraction form
    483,233.26/666,877.18 = 289,577.16/x
  3. Step 3: Cross multiply
    483,233.26x = 666,877.18 × 289,577.16
  4. Step 4: Simplify right side
    483,233.26x = 193,112,399,853.21
  5. Step 5: Solve for x
    x = 193,112,399,853.21/483,233.26
  6. Step 6: Final answer
    x = 399,625.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.