Home / 790,321.29-1,184,631.74-341,253.65

Finding the Fourth Proportional to 790,321.29, 1,184,631.74 and 341,253.65

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Solution

The fourth proportional to 790,321.29, 1,184,631.74 and 341,253.65 is: 511,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,321.29 : 1,184,631.74 = 341,253.65 : x
  2. Step 2: Convert to fraction form
    790,321.29/1,184,631.74 = 341,253.65/x
  3. Step 3: Cross multiply
    790,321.29x = 1,184,631.74 × 341,253.65
  4. Step 4: Simplify right side
    790,321.29x = 404,259,905,180.85
  5. Step 5: Solve for x
    x = 404,259,905,180.85/790,321.29
  6. Step 6: Final answer
    x = 511,513.37

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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.