Home / 994,677.52-1,492,307.42-320,745.28

Finding the Fourth Proportional to 994,677.52, 1,492,307.42 and 320,745.28

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Solution

The fourth proportional to 994,677.52, 1,492,307.42 and 320,745.28 is: 481,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,677.52 : 1,492,307.42 = 320,745.28 : x
  2. Step 2: Convert to fraction form
    994,677.52/1,492,307.42 = 320,745.28/x
  3. Step 3: Cross multiply
    994,677.52x = 1,492,307.42 × 320,745.28
  4. Step 4: Simplify right side
    994,677.52x = 478,650,561,273.98
  5. Step 5: Solve for x
    x = 478,650,561,273.98/994,677.52
  6. Step 6: Final answer
    x = 481,211.80

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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.