Home / 899,336.28-1,349,544.42-359,496.12

Finding the Fourth Proportional to 899,336.28, 1,349,544.42 and 359,496.12

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Solution

The fourth proportional to 899,336.28, 1,349,544.42 and 359,496.12 is: 539,460.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,336.28 : 1,349,544.42 = 359,496.12 : x
  2. Step 2: Convert to fraction form
    899,336.28/1,349,544.42 = 359,496.12/x
  3. Step 3: Cross multiply
    899,336.28x = 1,349,544.42 × 359,496.12
  4. Step 4: Simplify right side
    899,336.28x = 485,155,982,757.65
  5. Step 5: Solve for x
    x = 485,155,982,757.65/899,336.28
  6. Step 6: Final answer
    x = 539,460.04

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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.