Home / 1,015,551.15-1,523,019.97-305,390.67

Finding the Fourth Proportional to 1,015,551.15, 1,523,019.97 and 305,390.67

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Solution

The fourth proportional to 1,015,551.15, 1,523,019.97 and 305,390.67 is: 457,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,551.15 : 1,523,019.97 = 305,390.67 : x
  2. Step 2: Convert to fraction form
    1,015,551.15/1,523,019.97 = 305,390.67/x
  3. Step 3: Cross multiply
    1,015,551.15x = 1,523,019.97 × 305,390.67
  4. Step 4: Simplify right side
    1,015,551.15x = 465,116,089,061.68
  5. Step 5: Solve for x
    x = 465,116,089,061.68/1,015,551.15
  6. Step 6: Final answer
    x = 457,993.76

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Double scale
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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.