Home / 734,863.12-1,014,102.48-412,565.20

Finding the Fourth Proportional to 734,863.12, 1,014,102.48 and 412,565.20

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Solution

The fourth proportional to 734,863.12, 1,014,102.48 and 412,565.20 is: 569,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,863.12 : 1,014,102.48 = 412,565.20 : x
  2. Step 2: Convert to fraction form
    734,863.12/1,014,102.48 = 412,565.20/x
  3. Step 3: Cross multiply
    734,863.12x = 1,014,102.48 × 412,565.20
  4. Step 4: Simplify right side
    734,863.12x = 418,383,392,481.70
  5. Step 5: Solve for x
    x = 418,383,392,481.70/734,863.12
  6. Step 6: Final answer
    x = 569,335.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.