Home / 872,051.56-1,308,077.96-240,965.98

Finding the Fourth Proportional to 872,051.56, 1,308,077.96 and 240,965.98

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Solution

The fourth proportional to 872,051.56, 1,308,077.96 and 240,965.98 is: 361,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,051.56 : 1,308,077.96 = 240,965.98 : x
  2. Step 2: Convert to fraction form
    872,051.56/1,308,077.96 = 240,965.98/x
  3. Step 3: Cross multiply
    872,051.56x = 1,308,077.96 × 240,965.98
  4. Step 4: Simplify right side
    872,051.56x = 315,202,287,547.80
  5. Step 5: Solve for x
    x = 315,202,287,547.80/872,051.56
  6. Step 6: Final answer
    x = 361,449.14

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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.