Home / 692,443.14-1,038,504.33-219,040.26

Finding the Fourth Proportional to 692,443.14, 1,038,504.33 and 219,040.26

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Solution

The fourth proportional to 692,443.14, 1,038,504.33 and 219,040.26 is: 328,509.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,443.14 : 1,038,504.33 = 219,040.26 : x
  2. Step 2: Convert to fraction form
    692,443.14/1,038,504.33 = 219,040.26/x
  3. Step 3: Cross multiply
    692,443.14x = 1,038,504.33 × 219,040.26
  4. Step 4: Simplify right side
    692,443.14x = 227,474,258,454.33
  5. Step 5: Solve for x
    x = 227,474,258,454.33/692,443.14
  6. Step 6: Final answer
    x = 328,509.66

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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.