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Finding the Fourth Proportional to 462,803.22, 694,598.49 and 330,008.58

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Solution

The fourth proportional to 462,803.22, 694,598.49 and 330,008.58 is: 495,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,803.22 : 694,598.49 = 330,008.58 : x
  2. Step 2: Convert to fraction form
    462,803.22/694,598.49 = 330,008.58/x
  3. Step 3: Cross multiply
    462,803.22x = 694,598.49 × 330,008.58
  4. Step 4: Simplify right side
    462,803.22x = 229,223,461,355.04
  5. Step 5: Solve for x
    x = 229,223,461,355.04/462,803.22
  6. Step 6: Final answer
    x = 495,293.57

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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.