Home / 829,708.20-1,244,562.30-456,460.20

Finding the Fourth Proportional to 829,708.20, 1,244,562.30 and 456,460.20

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Solution

The fourth proportional to 829,708.20, 1,244,562.30 and 456,460.20 is: 684,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,708.20 : 1,244,562.30 = 456,460.20 : x
  2. Step 2: Convert to fraction form
    829,708.20/1,244,562.30 = 456,460.20/x
  3. Step 3: Cross multiply
    829,708.20x = 1,244,562.30 × 456,460.20
  4. Step 4: Simplify right side
    829,708.20x = 568,093,156,370.46
  5. Step 5: Solve for x
    x = 568,093,156,370.46/829,708.20
  6. Step 6: Final answer
    x = 684,690.30

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Double scale
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Similar ratio
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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.