Home / 307,258.06-460,887.09-96,912.40

Finding the Fourth Proportional to 307,258.06, 460,887.09 and 96,912.40

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Solution

The fourth proportional to 307,258.06, 460,887.09 and 96,912.40 is: 145,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,258.06 : 460,887.09 = 96,912.40 : x
  2. Step 2: Convert to fraction form
    307,258.06/460,887.09 = 96,912.40/x
  3. Step 3: Cross multiply
    307,258.06x = 460,887.09 × 96,912.40
  4. Step 4: Simplify right side
    307,258.06x = 44,665,674,020.92
  5. Step 5: Solve for x
    x = 44,665,674,020.92/307,258.06
  6. Step 6: Final answer
    x = 145,368.60

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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.