Home / 346,662.27-478,416.24-203,370.03

Finding the Fourth Proportional to 346,662.27, 478,416.24 and 203,370.03

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Solution

The fourth proportional to 346,662.27, 478,416.24 and 203,370.03 is: 280,663.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,662.27 : 478,416.24 = 203,370.03 : x
  2. Step 2: Convert to fraction form
    346,662.27/478,416.24 = 203,370.03/x
  3. Step 3: Cross multiply
    346,662.27x = 478,416.24 × 203,370.03
  4. Step 4: Simplify right side
    346,662.27x = 97,295,525,081.29
  5. Step 5: Solve for x
    x = 97,295,525,081.29/346,662.27
  6. Step 6: Final answer
    x = 280,663.73

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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.