Home / 907,559.20-1,361,338.80-603,128.80

Finding the Fourth Proportional to 907,559.20, 1,361,338.80 and 603,128.80

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Solution

The fourth proportional to 907,559.20, 1,361,338.80 and 603,128.80 is: 904,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,559.20 : 1,361,338.80 = 603,128.80 : x
  2. Step 2: Convert to fraction form
    907,559.20/1,361,338.80 = 603,128.80/x
  3. Step 3: Cross multiply
    907,559.20x = 1,361,338.80 × 603,128.80
  4. Step 4: Simplify right side
    907,559.20x = 821,062,636,837.44
  5. Step 5: Solve for x
    x = 821,062,636,837.44/907,559.20
  6. Step 6: Final answer
    x = 904,693.20

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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.