Home / 958,984.64-1,438,477.28-327,904.32

Finding the Fourth Proportional to 958,984.64, 1,438,477.28 and 327,904.32

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Solution

The fourth proportional to 958,984.64, 1,438,477.28 and 327,904.32 is: 491,856.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,984.64 : 1,438,477.28 = 327,904.32 : x
  2. Step 2: Convert to fraction form
    958,984.64/1,438,477.28 = 327,904.32/x
  3. Step 3: Cross multiply
    958,984.64x = 1,438,477.28 × 327,904.32
  4. Step 4: Simplify right side
    958,984.64x = 471,682,914,333.85
  5. Step 5: Solve for x
    x = 471,682,914,333.85/958,984.64
  6. Step 6: Final answer
    x = 491,856.59

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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.