Home / 903,034.60-1,353,704.40-303,576.48

Finding the Fourth Proportional to 903,034.60, 1,353,704.40 and 303,576.48

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Solution

The fourth proportional to 903,034.60, 1,353,704.40 and 303,576.48 is: 455,079.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,034.60 : 1,353,704.40 = 303,576.48 : x
  2. Step 2: Convert to fraction form
    903,034.60/1,353,704.40 = 303,576.48/x
  3. Step 3: Cross multiply
    903,034.60x = 1,353,704.40 × 303,576.48
  4. Step 4: Simplify right side
    903,034.60x = 410,952,816,712.51
  5. Step 5: Solve for x
    x = 410,952,816,712.51/903,034.60
  6. Step 6: Final answer
    x = 455,079.81

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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.