Home / 649,330.72-973,471.56-270,536.74

Finding the Fourth Proportional to 649,330.72, 973,471.56 and 270,536.74

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Solution

The fourth proportional to 649,330.72, 973,471.56 and 270,536.74 is: 405,586.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,330.72 : 973,471.56 = 270,536.74 : x
  2. Step 2: Convert to fraction form
    649,330.72/973,471.56 = 270,536.74/x
  3. Step 3: Cross multiply
    649,330.72x = 973,471.56 × 270,536.74
  4. Step 4: Simplify right side
    649,330.72x = 263,359,822,325.11
  5. Step 5: Solve for x
    x = 263,359,822,325.11/649,330.72
  6. Step 6: Final answer
    x = 405,586.57

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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.