Home / 993,924.12-1,490,697.55-274,087.95

Finding the Fourth Proportional to 993,924.12, 1,490,697.55 and 274,087.95

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Solution

The fourth proportional to 993,924.12, 1,490,697.55 and 274,087.95 is: 411,079.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,924.12 : 1,490,697.55 = 274,087.95 : x
  2. Step 2: Convert to fraction form
    993,924.12/1,490,697.55 = 274,087.95/x
  3. Step 3: Cross multiply
    993,924.12x = 1,490,697.55 × 274,087.95
  4. Step 4: Simplify right side
    993,924.12x = 408,582,237,916.32
  5. Step 5: Solve for x
    x = 408,582,237,916.32/993,924.12
  6. Step 6: Final answer
    x = 411,079.91

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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.