Home / 422,464.50-583,001.04-231,484.74

Finding the Fourth Proportional to 422,464.50, 583,001.04 and 231,484.74

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Solution

The fourth proportional to 422,464.50, 583,001.04 and 231,484.74 is: 319,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,464.50 : 583,001.04 = 231,484.74 : x
  2. Step 2: Convert to fraction form
    422,464.50/583,001.04 = 231,484.74/x
  3. Step 3: Cross multiply
    422,464.50x = 583,001.04 × 231,484.74
  4. Step 4: Simplify right side
    422,464.50x = 134,955,844,164.13
  5. Step 5: Solve for x
    x = 134,955,844,164.13/422,464.50
  6. Step 6: Final answer
    x = 319,448.96

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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.