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Finding the Fourth Proportional to 302,585.60, 453,003.60 and 293,837.60

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Solution

The fourth proportional to 302,585.60, 453,003.60 and 293,837.60 is: 439,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,585.60 : 453,003.60 = 293,837.60 : x
  2. Step 2: Convert to fraction form
    302,585.60/453,003.60 = 293,837.60/x
  3. Step 3: Cross multiply
    302,585.60x = 453,003.60 × 293,837.60
  4. Step 4: Simplify right side
    302,585.60x = 133,109,490,615.36
  5. Step 5: Solve for x
    x = 133,109,490,615.36/302,585.60
  6. Step 6: Final answer
    x = 439,906.89

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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.