Home / 282,649.62-423,976.86-82,973.28

Finding the Fourth Proportional to 282,649.62, 423,976.86 and 82,973.28

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Solution

The fourth proportional to 282,649.62, 423,976.86 and 82,973.28 is: 124,460.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,649.62 : 423,976.86 = 82,973.28 : x
  2. Step 2: Convert to fraction form
    282,649.62/423,976.86 = 82,973.28/x
  3. Step 3: Cross multiply
    282,649.62x = 423,976.86 × 82,973.28
  4. Step 4: Simplify right side
    282,649.62x = 35,178,750,718.30
  5. Step 5: Solve for x
    x = 35,178,750,718.30/282,649.62
  6. Step 6: Final answer
    x = 124,460.63

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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.