Home / 761,539.56-1,142,365.98-229,017.96

Finding the Fourth Proportional to 761,539.56, 1,142,365.98 and 229,017.96

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Solution

The fourth proportional to 761,539.56, 1,142,365.98 and 229,017.96 is: 343,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,539.56 : 1,142,365.98 = 229,017.96 : x
  2. Step 2: Convert to fraction form
    761,539.56/1,142,365.98 = 229,017.96/x
  3. Step 3: Cross multiply
    761,539.56x = 1,142,365.98 × 229,017.96
  4. Step 4: Simplify right side
    761,539.56x = 261,622,326,313.00
  5. Step 5: Solve for x
    x = 261,622,326,313.00/761,539.56
  6. Step 6: Final answer
    x = 343,543.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.