Home / 470,867.87-649,824.23-256,003.32

Finding the Fourth Proportional to 470,867.87, 649,824.23 and 256,003.32

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Solution

The fourth proportional to 470,867.87, 649,824.23 and 256,003.32 is: 353,299.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,867.87 : 649,824.23 = 256,003.32 : x
  2. Step 2: Convert to fraction form
    470,867.87/649,824.23 = 256,003.32/x
  3. Step 3: Cross multiply
    470,867.87x = 649,824.23 × 256,003.32
  4. Step 4: Simplify right side
    470,867.87x = 166,357,160,296.44
  5. Step 5: Solve for x
    x = 166,357,160,296.44/470,867.87
  6. Step 6: Final answer
    x = 353,299.03

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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.