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Finding the Fourth Proportional to 324,075.31, 486,188.57 and 110,844.88

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Solution

The fourth proportional to 324,075.31, 486,188.57 and 110,844.88 is: 166,293.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,075.31 : 486,188.57 = 110,844.88 : x
  2. Step 2: Convert to fraction form
    324,075.31/486,188.57 = 110,844.88/x
  3. Step 3: Cross multiply
    324,075.31x = 486,188.57 × 110,844.88
  4. Step 4: Simplify right side
    324,075.31x = 53,891,513,699.02
  5. Step 5: Solve for x
    x = 53,891,513,699.02/324,075.31
  6. Step 6: Final answer
    x = 166,293.18

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1.5x scale

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.