Home / 500,394.87-690,545.18-270,952.26

Finding the Fourth Proportional to 500,394.87, 690,545.18 and 270,952.26

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Solution

The fourth proportional to 500,394.87, 690,545.18 and 270,952.26 is: 373,914.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,394.87 : 690,545.18 = 270,952.26 : x
  2. Step 2: Convert to fraction form
    500,394.87/690,545.18 = 270,952.26/x
  3. Step 3: Cross multiply
    500,394.87x = 690,545.18 × 270,952.26
  4. Step 4: Simplify right side
    500,394.87x = 187,104,775,798.35
  5. Step 5: Solve for x
    x = 187,104,775,798.35/500,394.87
  6. Step 6: Final answer
    x = 373,914.26

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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.