Home / 500,259.33-690,358.10-270,816.62

Finding the Fourth Proportional to 500,259.33, 690,358.10 and 270,816.62

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Solution

The fourth proportional to 500,259.33, 690,358.10 and 270,816.62 is: 373,727.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,259.33 : 690,358.10 = 270,816.62 : x
  2. Step 2: Convert to fraction form
    500,259.33/690,358.10 = 270,816.62/x
  3. Step 3: Cross multiply
    500,259.33x = 690,358.10 × 270,816.62
  4. Step 4: Simplify right side
    500,259.33x = 186,960,443,187.42
  5. Step 5: Solve for x
    x = 186,960,443,187.42/500,259.33
  6. Step 6: Final answer
    x = 373,727.05

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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.