Home / 649,031.52-973,895.82-270,213.75

Finding the Fourth Proportional to 649,031.52, 973,895.82 and 270,213.75

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Solution

The fourth proportional to 649,031.52, 973,895.82 and 270,213.75 is: 405,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,031.52 : 973,895.82 = 270,213.75 : x
  2. Step 2: Convert to fraction form
    649,031.52/973,895.82 = 270,213.75/x
  3. Step 3: Cross multiply
    649,031.52x = 973,895.82 × 270,213.75
  4. Step 4: Simplify right side
    649,031.52x = 263,160,041,631.53
  5. Step 5: Solve for x
    x = 263,160,041,631.53/649,031.52
  6. Step 6: Final answer
    x = 405,465.73

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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.