Home / 719,299.08-1,079,065.42-270,055.24

Finding the Fourth Proportional to 719,299.08, 1,079,065.42 and 270,055.24

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Solution

The fourth proportional to 719,299.08, 1,079,065.42 and 270,055.24 is: 405,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,299.08 : 1,079,065.42 = 270,055.24 : x
  2. Step 2: Convert to fraction form
    719,299.08/1,079,065.42 = 270,055.24/x
  3. Step 3: Cross multiply
    719,299.08x = 1,079,065.42 × 270,055.24
  4. Step 4: Simplify right side
    719,299.08x = 291,407,270,973.80
  5. Step 5: Solve for x
    x = 291,407,270,973.80/719,299.08
  6. Step 6: Final answer
    x = 405,126.71

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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.