Home / 370,268.44-555,404.49-89,785.69

Finding the Fourth Proportional to 370,268.44, 555,404.49 and 89,785.69

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Solution

The fourth proportional to 370,268.44, 555,404.49 and 89,785.69 is: 134,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,268.44 : 555,404.49 = 89,785.69 : x
  2. Step 2: Convert to fraction form
    370,268.44/555,404.49 = 89,785.69/x
  3. Step 3: Cross multiply
    370,268.44x = 555,404.49 × 89,785.69
  4. Step 4: Simplify right side
    370,268.44x = 49,867,373,975.24
  5. Step 5: Solve for x
    x = 49,867,373,975.24/370,268.44
  6. Step 6: Final answer
    x = 134,678.98

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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.