Home / 994,866.80-1,492,590.87-320,933.22

Finding the Fourth Proportional to 994,866.80, 1,492,590.87 and 320,933.22

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Solution

The fourth proportional to 994,866.80, 1,492,590.87 and 320,933.22 is: 481,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,866.80 : 1,492,590.87 = 320,933.22 : x
  2. Step 2: Convert to fraction form
    994,866.80/1,492,590.87 = 320,933.22/x
  3. Step 3: Cross multiply
    994,866.80x = 1,492,590.87 × 320,933.22
  4. Step 4: Simplify right side
    994,866.80x = 479,021,994,051.70
  5. Step 5: Solve for x
    x = 479,021,994,051.70/994,866.80
  6. Step 6: Final answer
    x = 481,493.60

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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.