Home / 415,261.40-573,053.87-233,991.90

Finding the Fourth Proportional to 415,261.40, 573,053.87 and 233,991.90

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Solution

The fourth proportional to 415,261.40, 573,053.87 and 233,991.90 is: 322,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,261.40 : 573,053.87 = 233,991.90 : x
  2. Step 2: Convert to fraction form
    415,261.40/573,053.87 = 233,991.90/x
  3. Step 3: Cross multiply
    415,261.40x = 573,053.87 × 233,991.90
  4. Step 4: Simplify right side
    415,261.40x = 134,089,964,428.63
  5. Step 5: Solve for x
    x = 134,089,964,428.63/415,261.40
  6. Step 6: Final answer
    x = 322,904.96

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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.