Home / 346,278.08-519,497.13-109,620.76

Finding the Fourth Proportional to 346,278.08, 519,497.13 and 109,620.76

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Solution

The fourth proportional to 346,278.08, 519,497.13 and 109,620.76 is: 164,456.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,278.08 : 519,497.13 = 109,620.76 : x
  2. Step 2: Convert to fraction form
    346,278.08/519,497.13 = 109,620.76/x
  3. Step 3: Cross multiply
    346,278.08x = 519,497.13 × 109,620.76
  4. Step 4: Simplify right side
    346,278.08x = 56,947,667,949.03
  5. Step 5: Solve for x
    x = 56,947,667,949.03/346,278.08
  6. Step 6: Final answer
    x = 164,456.46

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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.