Home / 526,848.22-727,051.42-285,131.04

Finding the Fourth Proportional to 526,848.22, 727,051.42 and 285,131.04

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Solution

The fourth proportional to 526,848.22, 727,051.42 and 285,131.04 is: 393,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,848.22 : 727,051.42 = 285,131.04 : x
  2. Step 2: Convert to fraction form
    526,848.22/727,051.42 = 285,131.04/x
  3. Step 3: Cross multiply
    526,848.22x = 727,051.42 × 285,131.04
  4. Step 4: Simplify right side
    526,848.22x = 207,304,927,518.08
  5. Step 5: Solve for x
    x = 207,304,927,518.08/526,848.22
  6. Step 6: Final answer
    x = 393,481.31

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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.