Home / 345,943.32-519,064.84-185,832.44

Finding the Fourth Proportional to 345,943.32, 519,064.84 and 185,832.44

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Solution

The fourth proportional to 345,943.32, 519,064.84 and 185,832.44 is: 278,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,943.32 : 519,064.84 = 185,832.44 : x
  2. Step 2: Convert to fraction form
    345,943.32/519,064.84 = 185,832.44/x
  3. Step 3: Cross multiply
    345,943.32x = 519,064.84 × 185,832.44
  4. Step 4: Simplify right side
    345,943.32x = 96,459,085,735.41
  5. Step 5: Solve for x
    x = 96,459,085,735.41/345,943.32
  6. Step 6: Final answer
    x = 278,829.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.