Home / 769,853.07-1,062,304.52-425,642.51

Finding the Fourth Proportional to 769,853.07, 1,062,304.52 and 425,642.51

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Solution

The fourth proportional to 769,853.07, 1,062,304.52 and 425,642.51 is: 587,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,853.07 : 1,062,304.52 = 425,642.51 : x
  2. Step 2: Convert to fraction form
    769,853.07/1,062,304.52 = 425,642.51/x
  3. Step 3: Cross multiply
    769,853.07x = 1,062,304.52 × 425,642.51
  4. Step 4: Simplify right side
    769,853.07x = 452,161,954,837.41
  5. Step 5: Solve for x
    x = 452,161,954,837.41/769,853.07
  6. Step 6: Final answer
    x = 587,335.39

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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.