Home / 282,623.36-389,908.48-182,080

Finding the Fourth Proportional to 282,623.36, 389,908.48 and 182,080

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Solution

The fourth proportional to 282,623.36, 389,908.48 and 182,080 is: 251,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,623.36 : 389,908.48 = 182,080 : x
  2. Step 2: Convert to fraction form
    282,623.36/389,908.48 = 182,080/x
  3. Step 3: Cross multiply
    282,623.36x = 389,908.48 × 182,080
  4. Step 4: Simplify right side
    282,623.36x = 70,994,536,038.40
  5. Step 5: Solve for x
    x = 70,994,536,038.40/282,623.36
  6. Step 6: Final answer
    x = 251,198.40

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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.