Home / 815,255.00-1,125,030.28-452,669.54

Finding the Fourth Proportional to 815,255.00, 1,125,030.28 and 452,669.54

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Solution

The fourth proportional to 815,255.00, 1,125,030.28 and 452,669.54 is: 624,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,255.00 : 1,125,030.28 = 452,669.54 : x
  2. Step 2: Convert to fraction form
    815,255.00/1,125,030.28 = 452,669.54/x
  3. Step 3: Cross multiply
    815,255.00x = 1,125,030.28 × 452,669.54
  4. Step 4: Simplify right side
    815,255.00x = 509,266,932,576.85
  5. Step 5: Solve for x
    x = 509,266,932,576.85/815,255.00
  6. Step 6: Final answer
    x = 624,671.95

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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.