Home / 898,174.11-1,346,865.89-336,814.95

Finding the Fourth Proportional to 898,174.11, 1,346,865.89 and 336,814.95

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Solution

The fourth proportional to 898,174.11, 1,346,865.89 and 336,814.95 is: 505,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,174.11 : 1,346,865.89 = 336,814.95 : x
  2. Step 2: Convert to fraction form
    898,174.11/1,346,865.89 = 336,814.95/x
  3. Step 3: Cross multiply
    898,174.11x = 1,346,865.89 × 336,814.95
  4. Step 4: Simplify right side
    898,174.11x = 453,644,565,712.98
  5. Step 5: Solve for x
    x = 453,644,565,712.98/898,174.11
  6. Step 6: Final answer
    x = 505,074.20

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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.