Home / 994,032.60-1,491,243.30-425,412.60

Finding the Fourth Proportional to 994,032.60, 1,491,243.30 and 425,412.60

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Solution

The fourth proportional to 994,032.60, 1,491,243.30 and 425,412.60 is: 638,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,032.60 : 1,491,243.30 = 425,412.60 : x
  2. Step 2: Convert to fraction form
    994,032.60/1,491,243.30 = 425,412.60/x
  3. Step 3: Cross multiply
    994,032.60x = 1,491,243.30 × 425,412.60
  4. Step 4: Simplify right side
    994,032.60x = 634,393,689,485.58
  5. Step 5: Solve for x
    x = 634,393,689,485.58/994,032.60
  6. Step 6: Final answer
    x = 638,202.10

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1.5x scale

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.