Home / 500,292.94-690,399.46-270,844.35

Finding the Fourth Proportional to 500,292.94, 690,399.46 and 270,844.35

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Solution

The fourth proportional to 500,292.94, 690,399.46 and 270,844.35 is: 373,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,292.94 : 690,399.46 = 270,844.35 : x
  2. Step 2: Convert to fraction form
    500,292.94/690,399.46 = 270,844.35/x
  3. Step 3: Cross multiply
    500,292.94x = 690,399.46 × 270,844.35
  4. Step 4: Simplify right side
    500,292.94x = 186,990,789,532.05
  5. Step 5: Solve for x
    x = 186,990,789,532.05/500,292.94
  6. Step 6: Final answer
    x = 373,762.60

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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.