Home / 692,425.14-1,038,477.33-219,022.26

Finding the Fourth Proportional to 692,425.14, 1,038,477.33 and 219,022.26

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Solution

The fourth proportional to 692,425.14, 1,038,477.33 and 219,022.26 is: 328,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,425.14 : 1,038,477.33 = 219,022.26 : x
  2. Step 2: Convert to fraction form
    692,425.14/1,038,477.33 = 219,022.26/x
  3. Step 3: Cross multiply
    692,425.14x = 1,038,477.33 × 219,022.26
  4. Step 4: Simplify right side
    692,425.14x = 227,449,651,775.37
  5. Step 5: Solve for x
    x = 227,449,651,775.37/692,425.14
  6. Step 6: Final answer
    x = 328,482.66

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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.