Home / 952,128.54-1,428,186.65-242,150.45

Finding the Fourth Proportional to 952,128.54, 1,428,186.65 and 242,150.45

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Solution

The fourth proportional to 952,128.54, 1,428,186.65 and 242,150.45 is: 363,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,128.54 : 1,428,186.65 = 242,150.45 : x
  2. Step 2: Convert to fraction form
    952,128.54/1,428,186.65 = 242,150.45/x
  3. Step 3: Cross multiply
    952,128.54x = 1,428,186.65 × 242,150.45
  4. Step 4: Simplify right side
    952,128.54x = 345,836,031,629.81
  5. Step 5: Solve for x
    x = 345,836,031,629.81/952,128.54
  6. Step 6: Final answer
    x = 363,224.10

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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.