Home / 489,057.32-733,588.41-222,631.45

Finding the Fourth Proportional to 489,057.32, 733,588.41 and 222,631.45

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Solution

The fourth proportional to 489,057.32, 733,588.41 and 222,631.45 is: 333,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,057.32 : 733,588.41 = 222,631.45 : x
  2. Step 2: Convert to fraction form
    489,057.32/733,588.41 = 222,631.45/x
  3. Step 3: Cross multiply
    489,057.32x = 733,588.41 × 222,631.45
  4. Step 4: Simplify right side
    489,057.32x = 163,319,851,421.50
  5. Step 5: Solve for x
    x = 163,319,851,421.50/489,057.32
  6. Step 6: Final answer
    x = 333,948.28

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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.