Home / 846,932.32-1,269,589.84-314,310.88

Finding the Fourth Proportional to 846,932.32, 1,269,589.84 and 314,310.88

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Solution

The fourth proportional to 846,932.32, 1,269,589.84 and 314,310.88 is: 471,166.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,932.32 : 1,269,589.84 = 314,310.88 : x
  2. Step 2: Convert to fraction form
    846,932.32/1,269,589.84 = 314,310.88/x
  3. Step 3: Cross multiply
    846,932.32x = 1,269,589.84 × 314,310.88
  4. Step 4: Simplify right side
    846,932.32x = 399,045,899,849.46
  5. Step 5: Solve for x
    x = 399,045,899,849.46/846,932.32
  6. Step 6: Final answer
    x = 471,166.22

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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.