Home / 346,326.20-519,537.90-109,644.20

Finding the Fourth Proportional to 346,326.20, 519,537.90 and 109,644.20

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Solution

The fourth proportional to 346,326.20, 519,537.90 and 109,644.20 is: 164,481.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,326.20 : 519,537.90 = 109,644.20 : x
  2. Step 2: Convert to fraction form
    346,326.20/519,537.90 = 109,644.20/x
  3. Step 3: Cross multiply
    346,326.20x = 519,537.90 × 109,644.20
  4. Step 4: Simplify right side
    346,326.20x = 56,964,317,415.18
  5. Step 5: Solve for x
    x = 56,964,317,415.18/346,326.20
  6. Step 6: Final answer
    x = 164,481.69

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1.5x scale

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.