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Finding the Fourth Proportional to 462,065.50, 637,652.31 and 250,097.50

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Solution

The fourth proportional to 462,065.50, 637,652.31 and 250,097.50 is: 345,135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,065.50 : 637,652.31 = 250,097.50 : x
  2. Step 2: Convert to fraction form
    462,065.50/637,652.31 = 250,097.50/x
  3. Step 3: Cross multiply
    462,065.50x = 637,652.31 × 250,097.50
  4. Step 4: Simplify right side
    462,065.50x = 159,475,248,600.23
  5. Step 5: Solve for x
    x = 159,475,248,600.23/462,065.50
  6. Step 6: Final answer
    x = 345,135.59

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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.