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Finding the Fourth Proportional to 483,253.11, 666,897.54 and 265,470.96

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Solution

The fourth proportional to 483,253.11, 666,897.54 and 265,470.96 is: 366,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,253.11 : 666,897.54 = 265,470.96 : x
  2. Step 2: Convert to fraction form
    483,253.11/666,897.54 = 265,470.96/x
  3. Step 3: Cross multiply
    483,253.11x = 666,897.54 × 265,470.96
  4. Step 4: Simplify right side
    483,253.11x = 177,041,930,165.44
  5. Step 5: Solve for x
    x = 177,041,930,165.44/483,253.11
  6. Step 6: Final answer
    x = 366,354.46

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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.