Home / 993,766.98-1,490,620.08-283,796.30

Finding the Fourth Proportional to 993,766.98, 1,490,620.08 and 283,796.30

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Solution

The fourth proportional to 993,766.98, 1,490,620.08 and 283,796.30 is: 425,685.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,766.98 : 1,490,620.08 = 283,796.30 : x
  2. Step 2: Convert to fraction form
    993,766.98/1,490,620.08 = 283,796.30/x
  3. Step 3: Cross multiply
    993,766.98x = 1,490,620.08 × 283,796.30
  4. Step 4: Simplify right side
    993,766.98x = 423,032,463,409.70
  5. Step 5: Solve for x
    x = 423,032,463,409.70/993,766.98
  6. Step 6: Final answer
    x = 425,685.77

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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.