Home / 889,783.35-1,334,737.30-357,304.38

Finding the Fourth Proportional to 889,783.35, 1,334,737.30 and 357,304.38

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Solution

The fourth proportional to 889,783.35, 1,334,737.30 and 357,304.38 is: 535,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,783.35 : 1,334,737.30 = 357,304.38 : x
  2. Step 2: Convert to fraction form
    889,783.35/1,334,737.30 = 357,304.38/x
  3. Step 3: Cross multiply
    889,783.35x = 1,334,737.30 × 357,304.38
  4. Step 4: Simplify right side
    889,783.35x = 476,907,483,439.37
  5. Step 5: Solve for x
    x = 476,907,483,439.37/889,783.35
  6. Step 6: Final answer
    x = 535,981.58

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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.