Home / 429,939.99-593,312.89-238,949.28

Finding the Fourth Proportional to 429,939.99, 593,312.89 and 238,949.28

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Solution

The fourth proportional to 429,939.99, 593,312.89 and 238,949.28 is: 329,747.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,939.99 : 593,312.89 = 238,949.28 : x
  2. Step 2: Convert to fraction form
    429,939.99/593,312.89 = 238,949.28/x
  3. Step 3: Cross multiply
    429,939.99x = 593,312.89 × 238,949.28
  4. Step 4: Simplify right side
    429,939.99x = 141,771,687,880.22
  5. Step 5: Solve for x
    x = 141,771,687,880.22/429,939.99
  6. Step 6: Final answer
    x = 329,747.62

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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.