Home / 497,989.94-747,173.64-298,453.52

Finding the Fourth Proportional to 497,989.94, 747,173.64 and 298,453.52

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Solution

The fourth proportional to 497,989.94, 747,173.64 and 298,453.52 is: 447,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,989.94 : 747,173.64 = 298,453.52 : x
  2. Step 2: Convert to fraction form
    497,989.94/747,173.64 = 298,453.52/x
  3. Step 3: Cross multiply
    497,989.94x = 747,173.64 × 298,453.52
  4. Step 4: Simplify right side
    497,989.94x = 222,996,602,909.21
  5. Step 5: Solve for x
    x = 222,996,602,909.21/497,989.94
  6. Step 6: Final answer
    x = 447,793.39

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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.