Home / 846,535.06-1,268,992.59-313,913.62

Finding the Fourth Proportional to 846,535.06, 1,268,992.59 and 313,913.62

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Solution

The fourth proportional to 846,535.06, 1,268,992.59 and 313,913.62 is: 470,570.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,535.06 : 1,268,992.59 = 313,913.62 : x
  2. Step 2: Convert to fraction form
    846,535.06/1,268,992.59 = 313,913.62/x
  3. Step 3: Cross multiply
    846,535.06x = 1,268,992.59 × 313,913.62
  4. Step 4: Simplify right side
    846,535.06x = 398,354,057,680.08
  5. Step 5: Solve for x
    x = 398,354,057,680.08/846,535.06
  6. Step 6: Final answer
    x = 470,570.06

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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.