Home / 483,061.78-666,646.08-268,201.84

Finding the Fourth Proportional to 483,061.78, 666,646.08 and 268,201.84

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Solution

The fourth proportional to 483,061.78, 666,646.08 and 268,201.84 is: 370,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,061.78 : 666,646.08 = 268,201.84 : x
  2. Step 2: Convert to fraction form
    483,061.78/666,646.08 = 268,201.84/x
  3. Step 3: Cross multiply
    483,061.78x = 666,646.08 × 268,201.84
  4. Step 4: Simplify right side
    483,061.78x = 178,795,705,284.79
  5. Step 5: Solve for x
    x = 178,795,705,284.79/483,061.78
  6. Step 6: Final answer
    x = 370,130.10

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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.