Home / 329,191.24-493,709.10-151,587.40

Finding the Fourth Proportional to 329,191.24, 493,709.10 and 151,587.40

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Solution

The fourth proportional to 329,191.24, 493,709.10 and 151,587.40 is: 227,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,191.24 : 493,709.10 = 151,587.40 : x
  2. Step 2: Convert to fraction form
    329,191.24/493,709.10 = 151,587.40/x
  3. Step 3: Cross multiply
    329,191.24x = 493,709.10 × 151,587.40
  4. Step 4: Simplify right side
    329,191.24x = 74,840,078,825.34
  5. Step 5: Solve for x
    x = 74,840,078,825.34/329,191.24
  6. Step 6: Final answer
    x = 227,345.29

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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.