Home / 483,280.05-666,908.02-268,433.90

Finding the Fourth Proportional to 483,280.05, 666,908.02 and 268,433.90

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Solution

The fourth proportional to 483,280.05, 666,908.02 and 268,433.90 is: 370,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,280.05 : 666,908.02 = 268,433.90 : x
  2. Step 2: Convert to fraction form
    483,280.05/666,908.02 = 268,433.90/x
  3. Step 3: Cross multiply
    483,280.05x = 666,908.02 × 268,433.90
  4. Step 4: Simplify right side
    483,280.05x = 179,020,720,749.88
  5. Step 5: Solve for x
    x = 179,020,720,749.88/483,280.05
  6. Step 6: Final answer
    x = 370,428.53

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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.