Home / 282,324.06-423,451.26-82,642.32

Finding the Fourth Proportional to 282,324.06, 423,451.26 and 82,642.32

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Solution

The fourth proportional to 282,324.06, 423,451.26 and 82,642.32 is: 123,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,324.06 : 423,451.26 = 82,642.32 : x
  2. Step 2: Convert to fraction form
    282,324.06/423,451.26 = 82,642.32/x
  3. Step 3: Cross multiply
    282,324.06x = 423,451.26 × 82,642.32
  4. Step 4: Simplify right side
    282,324.06x = 34,994,994,533.32
  5. Step 5: Solve for x
    x = 34,994,994,533.32/282,324.06
  6. Step 6: Final answer
    x = 123,953.28

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1.5x scale

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.