Home / 307,427.36-461,216.07-117,884.34

Finding the Fourth Proportional to 307,427.36, 461,216.07 and 117,884.34

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Solution

The fourth proportional to 307,427.36, 461,216.07 and 117,884.34 is: 176,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,427.36 : 461,216.07 = 117,884.34 : x
  2. Step 2: Convert to fraction form
    307,427.36/461,216.07 = 117,884.34/x
  3. Step 3: Cross multiply
    307,427.36x = 461,216.07 × 117,884.34
  4. Step 4: Simplify right side
    307,427.36x = 54,370,152,009.34
  5. Step 5: Solve for x
    x = 54,370,152,009.34/307,427.36
  6. Step 6: Final answer
    x = 176,855.28

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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.