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Finding the Fourth Proportional to 483,433.52, 667,150.14 and 265,640.45

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Solution

The fourth proportional to 483,433.52, 667,150.14 and 265,640.45 is: 366,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,433.52 : 667,150.14 = 265,640.45 : x
  2. Step 2: Convert to fraction form
    483,433.52/667,150.14 = 265,640.45/x
  3. Step 3: Cross multiply
    483,433.52x = 667,150.14 × 265,640.45
  4. Step 4: Simplify right side
    483,433.52x = 177,222,060,071.41
  5. Step 5: Solve for x
    x = 177,222,060,071.41/483,433.52
  6. Step 6: Final answer
    x = 366,590.35

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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.