Home / 1,109,147.54-1,663,554.79-350,890.48

Finding the Fourth Proportional to 1,109,147.54, 1,663,554.79 and 350,890.48

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Solution

The fourth proportional to 1,109,147.54, 1,663,554.79 and 350,890.48 is: 526,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,147.54 : 1,663,554.79 = 350,890.48 : x
  2. Step 2: Convert to fraction form
    1,109,147.54/1,663,554.79 = 350,890.48/x
  3. Step 3: Cross multiply
    1,109,147.54x = 1,663,554.79 × 350,890.48
  4. Step 4: Simplify right side
    1,109,147.54x = 583,725,538,769.40
  5. Step 5: Solve for x
    x = 583,725,538,769.40/1,109,147.54
  6. Step 6: Final answer
    x = 526,283.04

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Double scale
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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.