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Finding the Fourth Proportional to 444,642.21, 666,554.63 and 160,263.16

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Solution

The fourth proportional to 444,642.21, 666,554.63 and 160,263.16 is: 240,247.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,642.21 : 666,554.63 = 160,263.16 : x
  2. Step 2: Convert to fraction form
    444,642.21/666,554.63 = 160,263.16/x
  3. Step 3: Cross multiply
    444,642.21x = 666,554.63 × 160,263.16
  4. Step 4: Simplify right side
    444,642.21x = 106,824,151,316.43
  5. Step 5: Solve for x
    x = 106,824,151,316.43/444,642.21
  6. Step 6: Final answer
    x = 240,247.44

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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.