Home / 384,656.19-530,845.86-231,742.52

Finding the Fourth Proportional to 384,656.19, 530,845.86 and 231,742.52

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Solution

The fourth proportional to 384,656.19, 530,845.86 and 231,742.52 is: 319,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,656.19 : 530,845.86 = 231,742.52 : x
  2. Step 2: Convert to fraction form
    384,656.19/530,845.86 = 231,742.52/x
  3. Step 3: Cross multiply
    384,656.19x = 530,845.86 × 231,742.52
  4. Step 4: Simplify right side
    384,656.19x = 123,019,554,673.74
  5. Step 5: Solve for x
    x = 123,019,554,673.74/384,656.19
  6. Step 6: Final answer
    x = 319,816.91

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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.