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Finding the Fourth Proportional to 336,058.40, 504,087.60 and 302,232.80

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Solution

The fourth proportional to 336,058.40, 504,087.60 and 302,232.80 is: 453,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,058.40 : 504,087.60 = 302,232.80 : x
  2. Step 2: Convert to fraction form
    336,058.40/504,087.60 = 302,232.80/x
  3. Step 3: Cross multiply
    336,058.40x = 504,087.60 × 302,232.80
  4. Step 4: Simplify right side
    336,058.40x = 152,351,806,793.28
  5. Step 5: Solve for x
    x = 152,351,806,793.28/336,058.40
  6. Step 6: Final answer
    x = 453,349.20

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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.