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Finding the Fourth Proportional to 333,818.94, 500,748.76 and 109,203.08

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Solution

The fourth proportional to 333,818.94, 500,748.76 and 109,203.08 is: 163,811.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,818.94 : 500,748.76 = 109,203.08 : x
  2. Step 2: Convert to fraction form
    333,818.94/500,748.76 = 109,203.08/x
  3. Step 3: Cross multiply
    333,818.94x = 500,748.76 × 109,203.08
  4. Step 4: Simplify right side
    333,818.94x = 54,683,306,898.18
  5. Step 5: Solve for x
    x = 54,683,306,898.18/333,818.94
  6. Step 6: Final answer
    x = 163,811.28

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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.