Home / 759,323.34-1,139,005.44-332,639.64

Finding the Fourth Proportional to 759,323.34, 1,139,005.44 and 332,639.64

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Solution

The fourth proportional to 759,323.34, 1,139,005.44 and 332,639.64 is: 498,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,323.34 : 1,139,005.44 = 332,639.64 : x
  2. Step 2: Convert to fraction form
    759,323.34/1,139,005.44 = 332,639.64/x
  3. Step 3: Cross multiply
    759,323.34x = 1,139,005.44 × 332,639.64
  4. Step 4: Simplify right side
    759,323.34x = 378,878,359,519.64
  5. Step 5: Solve for x
    x = 378,878,359,519.64/759,323.34
  6. Step 6: Final answer
    x = 498,968.41

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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.