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Finding the Fourth Proportional to 496,685.80, 745,028.70 and 362,938.60

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Solution

The fourth proportional to 496,685.80, 745,028.70 and 362,938.60 is: 544,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,685.80 : 745,028.70 = 362,938.60 : x
  2. Step 2: Convert to fraction form
    496,685.80/745,028.70 = 362,938.60/x
  3. Step 3: Cross multiply
    496,685.80x = 745,028.70 × 362,938.60
  4. Step 4: Simplify right side
    496,685.80x = 270,399,673,337.82
  5. Step 5: Solve for x
    x = 270,399,673,337.82/496,685.80
  6. Step 6: Final answer
    x = 544,407.90

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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.