Home / 759,669.41-1,048,263.78-453,703.33

Finding the Fourth Proportional to 759,669.41, 1,048,263.78 and 453,703.33

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Solution

The fourth proportional to 759,669.41, 1,048,263.78 and 453,703.33 is: 626,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,669.41 : 1,048,263.78 = 453,703.33 : x
  2. Step 2: Convert to fraction form
    759,669.41/1,048,263.78 = 453,703.33/x
  3. Step 3: Cross multiply
    759,669.41x = 1,048,263.78 × 453,703.33
  4. Step 4: Simplify right side
    759,669.41x = 475,600,765,083.73
  5. Step 5: Solve for x
    x = 475,600,765,083.73/759,669.41
  6. Step 6: Final answer
    x = 626,062.81

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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.