Home / 788,822.49-1,183,233.75-189,783.65

Finding the Fourth Proportional to 788,822.49, 1,183,233.75 and 189,783.65

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Solution

The fourth proportional to 788,822.49, 1,183,233.75 and 189,783.65 is: 284,675.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,822.49 : 1,183,233.75 = 189,783.65 : x
  2. Step 2: Convert to fraction form
    788,822.49/1,183,233.75 = 189,783.65/x
  3. Step 3: Cross multiply
    788,822.49x = 1,183,233.75 × 189,783.65
  4. Step 4: Simplify right side
    788,822.49x = 224,558,419,878.19
  5. Step 5: Solve for x
    x = 224,558,419,878.19/788,822.49
  6. Step 6: Final answer
    x = 284,675.48

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Double scale
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Similar ratio
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1.5x scale

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.