Home / 329,020.19-493,726.91-302,251.31

Finding the Fourth Proportional to 329,020.19, 493,726.91 and 302,251.31

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Solution

The fourth proportional to 329,020.19, 493,726.91 and 302,251.31 is: 453,557.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,020.19 : 493,726.91 = 302,251.31 : x
  2. Step 2: Convert to fraction form
    329,020.19/493,726.91 = 302,251.31/x
  3. Step 3: Cross multiply
    329,020.19x = 493,726.91 × 302,251.31
  4. Step 4: Simplify right side
    329,020.19x = 149,229,601,349.86
  5. Step 5: Solve for x
    x = 149,229,601,349.86/329,020.19
  6. Step 6: Final answer
    x = 453,557.59

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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.