Home / 1,385,974-2,078,961.08-335,350

Finding the Fourth Proportional to 1,385,974, 2,078,961.08 and 335,350

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Solution

The fourth proportional to 1,385,974, 2,078,961.08 and 335,350 is: 503,025.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,974 : 2,078,961.08 = 335,350 : x
  2. Step 2: Convert to fraction form
    1,385,974/2,078,961.08 = 335,350/x
  3. Step 3: Cross multiply
    1,385,974x = 2,078,961.08 × 335,350
  4. Step 4: Simplify right side
    1,385,974x = 697,179,598,178
  5. Step 5: Solve for x
    x = 697,179,598,178/1,385,974
  6. Step 6: Final answer
    x = 503,025.02

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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.