Home / 889,003.26-1,333,909.72-376,808.78

Finding the Fourth Proportional to 889,003.26, 1,333,909.72 and 376,808.78

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Solution

The fourth proportional to 889,003.26, 1,333,909.72 and 376,808.78 is: 565,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,003.26 : 1,333,909.72 = 376,808.78 : x
  2. Step 2: Convert to fraction form
    889,003.26/1,333,909.72 = 376,808.78/x
  3. Step 3: Cross multiply
    889,003.26x = 1,333,909.72 × 376,808.78
  4. Step 4: Simplify right side
    889,003.26x = 502,628,894,223.34
  5. Step 5: Solve for x
    x = 502,628,894,223.34/889,003.26
  6. Step 6: Final answer
    x = 565,384.76

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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.