Home / 430,212.58-593,668.96-239,221.86

Finding the Fourth Proportional to 430,212.58, 593,668.96 and 239,221.86

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Solution

The fourth proportional to 430,212.58, 593,668.96 and 239,221.86 is: 330,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,212.58 : 593,668.96 = 239,221.86 : x
  2. Step 2: Convert to fraction form
    430,212.58/593,668.96 = 239,221.86/x
  3. Step 3: Cross multiply
    430,212.58x = 593,668.96 × 239,221.86
  4. Step 4: Simplify right side
    430,212.58x = 142,018,592,835.47
  5. Step 5: Solve for x
    x = 142,018,592,835.47/430,212.58
  6. Step 6: Final answer
    x = 330,112.60

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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.