Home / 440,026.32-607,231.44-246,435.78

Finding the Fourth Proportional to 440,026.32, 607,231.44 and 246,435.78

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Solution

The fourth proportional to 440,026.32, 607,231.44 and 246,435.78 is: 340,078.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,026.32 : 607,231.44 = 246,435.78 : x
  2. Step 2: Convert to fraction form
    440,026.32/607,231.44 = 246,435.78/x
  3. Step 3: Cross multiply
    440,026.32x = 607,231.44 × 246,435.78
  4. Step 4: Simplify right side
    440,026.32x = 149,643,553,556.92
  5. Step 5: Solve for x
    x = 149,643,553,556.92/440,026.32
  6. Step 6: Final answer
    x = 340,078.64

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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.