Home / 736,752.03-1,105,128.11-204,273.08

Finding the Fourth Proportional to 736,752.03, 1,105,128.11 and 204,273.08

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Solution

The fourth proportional to 736,752.03, 1,105,128.11 and 204,273.08 is: 306,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,752.03 : 1,105,128.11 = 204,273.08 : x
  2. Step 2: Convert to fraction form
    736,752.03/1,105,128.11 = 204,273.08/x
  3. Step 3: Cross multiply
    736,752.03x = 1,105,128.11 × 204,273.08
  4. Step 4: Simplify right side
    736,752.03x = 225,747,916,277.27
  5. Step 5: Solve for x
    x = 225,747,916,277.27/736,752.03
  6. Step 6: Final answer
    x = 306,409.63

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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.