Home / 291,262.20-436,955.70-164,962.14

Finding the Fourth Proportional to 291,262.20, 436,955.70 and 164,962.14

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Solution

The fourth proportional to 291,262.20, 436,955.70 and 164,962.14 is: 247,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,262.20 : 436,955.70 = 164,962.14 : x
  2. Step 2: Convert to fraction form
    291,262.20/436,955.70 = 164,962.14/x
  3. Step 3: Cross multiply
    291,262.20x = 436,955.70 × 164,962.14
  4. Step 4: Simplify right side
    291,262.20x = 72,081,147,357.20
  5. Step 5: Solve for x
    x = 72,081,147,357.20/291,262.20
  6. Step 6: Final answer
    x = 247,478.55

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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.