Home / 889,448.16-1,333,767.24-383,769.60

Finding the Fourth Proportional to 889,448.16, 1,333,767.24 and 383,769.60

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Solution

The fourth proportional to 889,448.16, 1,333,767.24 and 383,769.60 is: 575,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,448.16 : 1,333,767.24 = 383,769.60 : x
  2. Step 2: Convert to fraction form
    889,448.16/1,333,767.24 = 383,769.60/x
  3. Step 3: Cross multiply
    889,448.16x = 1,333,767.24 × 383,769.60
  4. Step 4: Simplify right side
    889,448.16x = 511,859,320,187.90
  5. Step 5: Solve for x
    x = 511,859,320,187.90/889,448.16
  6. Step 6: Final answer
    x = 575,479.65

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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.