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Finding the Fourth Proportional to 637,323.95, 955,636.43 and 252,683.12

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Solution

The fourth proportional to 637,323.95, 955,636.43 and 252,683.12 is: 378,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,323.95 : 955,636.43 = 252,683.12 : x
  2. Step 2: Convert to fraction form
    637,323.95/955,636.43 = 252,683.12/x
  3. Step 3: Cross multiply
    637,323.95x = 955,636.43 × 252,683.12
  4. Step 4: Simplify right side
    637,323.95x = 241,473,188,676.46
  5. Step 5: Solve for x
    x = 241,473,188,676.46/637,323.95
  6. Step 6: Final answer
    x = 378,886.11

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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.