Home / 867,303.76-1,301,101.56-298,662.16

Finding the Fourth Proportional to 867,303.76, 1,301,101.56 and 298,662.16

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Solution

The fourth proportional to 867,303.76, 1,301,101.56 and 298,662.16 is: 448,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,303.76 : 1,301,101.56 = 298,662.16 : x
  2. Step 2: Convert to fraction form
    867,303.76/1,301,101.56 = 298,662.16/x
  3. Step 3: Cross multiply
    867,303.76x = 1,301,101.56 × 298,662.16
  4. Step 4: Simplify right side
    867,303.76x = 388,589,802,288.97
  5. Step 5: Solve for x
    x = 388,589,802,288.97/867,303.76
  6. Step 6: Final answer
    x = 448,043.49

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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.