Home / 889,244.46-1,333,932.30-290,188.98

Finding the Fourth Proportional to 889,244.46, 1,333,932.30 and 290,188.98

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Solution

The fourth proportional to 889,244.46, 1,333,932.30 and 290,188.98 is: 435,304.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,244.46 : 1,333,932.30 = 290,188.98 : x
  2. Step 2: Convert to fraction form
    889,244.46/1,333,932.30 = 290,188.98/x
  3. Step 3: Cross multiply
    889,244.46x = 1,333,932.30 × 290,188.98
  4. Step 4: Simplify right side
    889,244.46x = 387,092,453,526.05
  5. Step 5: Solve for x
    x = 387,092,453,526.05/889,244.46
  6. Step 6: Final answer
    x = 435,304.88

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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.