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Finding the Fourth Proportional to 601,908.48, 902,748.96 and 302,309.28

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Solution

The fourth proportional to 601,908.48, 902,748.96 and 302,309.28 is: 453,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,908.48 : 902,748.96 = 302,309.28 : x
  2. Step 2: Convert to fraction form
    601,908.48/902,748.96 = 302,309.28/x
  3. Step 3: Cross multiply
    601,908.48x = 902,748.96 × 302,309.28
  4. Step 4: Simplify right side
    601,908.48x = 272,909,388,118.35
  5. Step 5: Solve for x
    x = 272,909,388,118.35/601,908.48
  6. Step 6: Final answer
    x = 453,406.78

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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.