Home / 889,200.16-1,333,396.80-383,522.16

Finding the Fourth Proportional to 889,200.16, 1,333,396.80 and 383,522.16

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Solution

The fourth proportional to 889,200.16, 1,333,396.80 and 383,522.16 is: 575,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,200.16 : 1,333,396.80 = 383,522.16 : x
  2. Step 2: Convert to fraction form
    889,200.16/1,333,396.80 = 383,522.16/x
  3. Step 3: Cross multiply
    889,200.16x = 1,333,396.80 × 383,522.16
  4. Step 4: Simplify right side
    889,200.16x = 511,387,220,873.09
  5. Step 5: Solve for x
    x = 511,387,220,873.09/889,200.16
  6. Step 6: Final answer
    x = 575,109.23

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1.5x scale

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.