Home / 994,218.30-1,491,327.45-679,290.30

Finding the Fourth Proportional to 994,218.30, 1,491,327.45 and 679,290.30

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Solution

The fourth proportional to 994,218.30, 1,491,327.45 and 679,290.30 is: 1,018,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,218.30 : 1,491,327.45 = 679,290.30 : x
  2. Step 2: Convert to fraction form
    994,218.30/1,491,327.45 = 679,290.30/x
  3. Step 3: Cross multiply
    994,218.30x = 1,491,327.45 × 679,290.30
  4. Step 4: Simplify right side
    994,218.30x = 1,013,044,270,908.74
  5. Step 5: Solve for x
    x = 1,013,044,270,908.74/994,218.30
  6. Step 6: Final answer
    x = 1,018,935.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.