Home / 430,286.16-593,749.44-239,268.72

Finding the Fourth Proportional to 430,286.16, 593,749.44 and 239,268.72

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Solution

The fourth proportional to 430,286.16, 593,749.44 and 239,268.72 is: 330,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,286.16 : 593,749.44 = 239,268.72 : x
  2. Step 2: Convert to fraction form
    430,286.16/593,749.44 = 239,268.72/x
  3. Step 3: Cross multiply
    430,286.16x = 593,749.44 × 239,268.72
  4. Step 4: Simplify right side
    430,286.16x = 142,065,668,509.52
  5. Step 5: Solve for x
    x = 142,065,668,509.52/430,286.16
  6. Step 6: Final answer
    x = 330,165.55

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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.