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Finding the Fourth Proportional to 462,124.44, 637,748.64 and 255,394.62

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Solution

The fourth proportional to 462,124.44, 637,748.64 and 255,394.62 is: 352,453.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,124.44 : 637,748.64 = 255,394.62 : x
  2. Step 2: Convert to fraction form
    462,124.44/637,748.64 = 255,394.62/x
  3. Step 3: Cross multiply
    462,124.44x = 637,748.64 × 255,394.62
  4. Step 4: Simplify right side
    462,124.44x = 162,877,571,568.32
  5. Step 5: Solve for x
    x = 162,877,571,568.32/462,124.44
  6. Step 6: Final answer
    x = 352,453.92

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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.