Home / 403,973.92-557,460.39-231,852.16

Finding the Fourth Proportional to 403,973.92, 557,460.39 and 231,852.16

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Solution

The fourth proportional to 403,973.92, 557,460.39 and 231,852.16 is: 319,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,973.92 : 557,460.39 = 231,852.16 : x
  2. Step 2: Convert to fraction form
    403,973.92/557,460.39 = 231,852.16/x
  3. Step 3: Cross multiply
    403,973.92x = 557,460.39 × 231,852.16
  4. Step 4: Simplify right side
    403,973.92x = 129,248,395,535.94
  5. Step 5: Solve for x
    x = 129,248,395,535.94/403,973.92
  6. Step 6: Final answer
    x = 319,942.42

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1.5x scale

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.