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Finding the Fourth Proportional to 675,249.44, 931,809.38 and 369,266.27

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Solution

The fourth proportional to 675,249.44, 931,809.38 and 369,266.27 is: 509,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,249.44 : 931,809.38 = 369,266.27 : x
  2. Step 2: Convert to fraction form
    675,249.44/931,809.38 = 369,266.27/x
  3. Step 3: Cross multiply
    675,249.44x = 931,809.38 × 369,266.27
  4. Step 4: Simplify right side
    675,249.44x = 344,085,767,598.23
  5. Step 5: Solve for x
    x = 344,085,767,598.23/675,249.44
  6. Step 6: Final answer
    x = 509,568.39

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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.