Home / 745,530-1,118,320.92-246,881.04

Finding the Fourth Proportional to 745,530, 1,118,320.92 and 246,881.04

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Solution

The fourth proportional to 745,530, 1,118,320.92 and 246,881.04 is: 370,330.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,530 : 1,118,320.92 = 246,881.04 : x
  2. Step 2: Convert to fraction form
    745,530/1,118,320.92 = 246,881.04/x
  3. Step 3: Cross multiply
    745,530x = 1,118,320.92 × 246,881.04
  4. Step 4: Simplify right side
    745,530x = 276,092,231,783.36
  5. Step 5: Solve for x
    x = 276,092,231,783.36/745,530
  6. Step 6: Final answer
    x = 370,330.14

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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.