Home / 483,077.86-666,634.76-268,212.40

Finding the Fourth Proportional to 483,077.86, 666,634.76 and 268,212.40

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Solution

The fourth proportional to 483,077.86, 666,634.76 and 268,212.40 is: 370,126.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,077.86 : 666,634.76 = 268,212.40 : x
  2. Step 2: Convert to fraction form
    483,077.86/666,634.76 = 268,212.40/x
  3. Step 3: Cross multiply
    483,077.86x = 666,634.76 × 268,212.40
  4. Step 4: Simplify right side
    483,077.86x = 178,799,706,901.17
  5. Step 5: Solve for x
    x = 178,799,706,901.17/483,077.86
  6. Step 6: Final answer
    x = 370,126.07

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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.