Home / 500,010.28-690,016.01-270,567.57

Finding the Fourth Proportional to 500,010.28, 690,016.01 and 270,567.57

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Solution

The fourth proportional to 500,010.28, 690,016.01 and 270,567.57 is: 373,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,010.28 : 690,016.01 = 270,567.57 : x
  2. Step 2: Convert to fraction form
    500,010.28/690,016.01 = 270,567.57/x
  3. Step 3: Cross multiply
    500,010.28x = 690,016.01 × 270,567.57
  4. Step 4: Simplify right side
    500,010.28x = 186,695,953,175.66
  5. Step 5: Solve for x
    x = 186,695,953,175.66/500,010.28
  6. Step 6: Final answer
    x = 373,384.23

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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.