Home / 993,459.06-1,490,410.82-362,372.88

Finding the Fourth Proportional to 993,459.06, 1,490,410.82 and 362,372.88

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Solution

The fourth proportional to 993,459.06, 1,490,410.82 and 362,372.88 is: 543,640.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,459.06 : 1,490,410.82 = 362,372.88 : x
  2. Step 2: Convert to fraction form
    993,459.06/1,490,410.82 = 362,372.88/x
  3. Step 3: Cross multiply
    993,459.06x = 1,490,410.82 × 362,372.88
  4. Step 4: Simplify right side
    993,459.06x = 540,084,461,226.56
  5. Step 5: Solve for x
    x = 540,084,461,226.56/993,459.06
  6. Step 6: Final answer
    x = 543,640.38

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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.