Home / 871,524.92-1,307,362.71-240,438.73

Finding the Fourth Proportional to 871,524.92, 1,307,362.71 and 240,438.73

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Solution

The fourth proportional to 871,524.92, 1,307,362.71 and 240,438.73 is: 360,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,524.92 : 1,307,362.71 = 240,438.73 : x
  2. Step 2: Convert to fraction form
    871,524.92/1,307,362.71 = 240,438.73/x
  3. Step 3: Cross multiply
    871,524.92x = 1,307,362.71 × 240,438.73
  4. Step 4: Simplify right side
    871,524.92x = 314,340,627,697.60
  5. Step 5: Solve for x
    x = 314,340,627,697.60/871,524.92
  6. Step 6: Final answer
    x = 360,678.88

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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.