Home / 965,399.42-1,332,260.37-535,719.54

Finding the Fourth Proportional to 965,399.42, 1,332,260.37 and 535,719.54

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Solution

The fourth proportional to 965,399.42, 1,332,260.37 and 535,719.54 is: 739,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,399.42 : 1,332,260.37 = 535,719.54 : x
  2. Step 2: Convert to fraction form
    965,399.42/1,332,260.37 = 535,719.54/x
  3. Step 3: Cross multiply
    965,399.42x = 1,332,260.37 × 535,719.54
  4. Step 4: Simplify right side
    965,399.42x = 713,717,912,576.63
  5. Step 5: Solve for x
    x = 713,717,912,576.63/965,399.42
  6. Step 6: Final answer
    x = 739,298.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.