Home / 483,161.35-666,779.84-268,305.07

Finding the Fourth Proportional to 483,161.35, 666,779.84 and 268,305.07

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Solution

The fourth proportional to 483,161.35, 666,779.84 and 268,305.07 is: 370,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,161.35 : 666,779.84 = 268,305.07 : x
  2. Step 2: Convert to fraction form
    483,161.35/666,779.84 = 268,305.07/x
  3. Step 3: Cross multiply
    483,161.35x = 666,779.84 × 268,305.07
  4. Step 4: Simplify right side
    483,161.35x = 178,900,411,645.79
  5. Step 5: Solve for x
    x = 178,900,411,645.79/483,161.35
  6. Step 6: Final answer
    x = 370,270.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.