Home / 764,486.04-1,147,614.92-410,192.04

Finding the Fourth Proportional to 764,486.04, 1,147,614.92 and 410,192.04

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Solution

The fourth proportional to 764,486.04, 1,147,614.92 and 410,192.04 is: 615,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,486.04 : 1,147,614.92 = 410,192.04 : x
  2. Step 2: Convert to fraction form
    764,486.04/1,147,614.92 = 410,192.04/x
  3. Step 3: Cross multiply
    764,486.04x = 1,147,614.92 × 410,192.04
  4. Step 4: Simplify right side
    764,486.04x = 470,742,505,169.24
  5. Step 5: Solve for x
    x = 470,742,505,169.24/764,486.04
  6. Step 6: Final answer
    x = 615,763.38

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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.