Home / 518,976.44-715,551.17-426,773.51

Finding the Fourth Proportional to 518,976.44, 715,551.17 and 426,773.51

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Solution

The fourth proportional to 518,976.44, 715,551.17 and 426,773.51 is: 588,424.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,976.44 : 715,551.17 = 426,773.51 : x
  2. Step 2: Convert to fraction form
    518,976.44/715,551.17 = 426,773.51/x
  3. Step 3: Cross multiply
    518,976.44x = 715,551.17 × 426,773.51
  4. Step 4: Simplify right side
    518,976.44x = 305,378,284,405.51
  5. Step 5: Solve for x
    x = 305,378,284,405.51/518,976.44
  6. Step 6: Final answer
    x = 588,424.18

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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.