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Finding the Fourth Proportional to 452,228.34, 624,043.89 and 251,008.50

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Solution

The fourth proportional to 452,228.34, 624,043.89 and 251,008.50 is: 346,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,228.34 : 624,043.89 = 251,008.50 : x
  2. Step 2: Convert to fraction form
    452,228.34/624,043.89 = 251,008.50/x
  3. Step 3: Cross multiply
    452,228.34x = 624,043.89 × 251,008.50
  4. Step 4: Simplify right side
    452,228.34x = 156,640,320,763.07
  5. Step 5: Solve for x
    x = 156,640,320,763.07/452,228.34
  6. Step 6: Final answer
    x = 346,374.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.