Home / 1,054,144.55-1,581,211.56-255,426.23

Finding the Fourth Proportional to 1,054,144.55, 1,581,211.56 and 255,426.23

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Solution

The fourth proportional to 1,054,144.55, 1,581,211.56 and 255,426.23 is: 383,138.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,144.55 : 1,581,211.56 = 255,426.23 : x
  2. Step 2: Convert to fraction form
    1,054,144.55/1,581,211.56 = 255,426.23/x
  3. Step 3: Cross multiply
    1,054,144.55x = 1,581,211.56 × 255,426.23
  4. Step 4: Simplify right side
    1,054,144.55x = 403,882,912,514.10
  5. Step 5: Solve for x
    x = 403,882,912,514.10/1,054,144.55
  6. Step 6: Final answer
    x = 383,138.07

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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.