Home / 489,056.82-733,587.77-222,631.01

Finding the Fourth Proportional to 489,056.82, 733,587.77 and 222,631.01

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Solution

The fourth proportional to 489,056.82, 733,587.77 and 222,631.01 is: 333,947.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,056.82 : 733,587.77 = 222,631.01 : x
  2. Step 2: Convert to fraction form
    489,056.82/733,587.77 = 222,631.01/x
  3. Step 3: Cross multiply
    489,056.82x = 733,587.77 × 222,631.01
  4. Step 4: Simplify right side
    489,056.82x = 163,319,386,158.75
  5. Step 5: Solve for x
    x = 163,319,386,158.75/489,056.82
  6. Step 6: Final answer
    x = 333,947.67

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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.