Home / 908,573.40-1,362,860.10-818,371.80

Finding the Fourth Proportional to 908,573.40, 1,362,860.10 and 818,371.80

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Solution

The fourth proportional to 908,573.40, 1,362,860.10 and 818,371.80 is: 1,227,557.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,573.40 : 1,362,860.10 = 818,371.80 : x
  2. Step 2: Convert to fraction form
    908,573.40/1,362,860.10 = 818,371.80/x
  3. Step 3: Cross multiply
    908,573.40x = 1,362,860.10 × 818,371.80
  4. Step 4: Simplify right side
    908,573.40x = 1,115,326,273,185.18
  5. Step 5: Solve for x
    x = 1,115,326,273,185.18/908,573.40
  6. Step 6: Final answer
    x = 1,227,557.70

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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.