Home / 430,072.92-593,520.89-239,089.50

Finding the Fourth Proportional to 430,072.92, 593,520.89 and 239,089.50

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Solution

The fourth proportional to 430,072.92, 593,520.89 and 239,089.50 is: 329,954.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,072.92 : 593,520.89 = 239,089.50 : x
  2. Step 2: Convert to fraction form
    430,072.92/593,520.89 = 239,089.50/x
  3. Step 3: Cross multiply
    430,072.92x = 593,520.89 × 239,089.50
  4. Step 4: Simplify right side
    430,072.92x = 141,904,612,829.66
  5. Step 5: Solve for x
    x = 141,904,612,829.66/430,072.92
  6. Step 6: Final answer
    x = 329,954.77

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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.