Home / 1,268,925.57-1,903,508.82-459,514.44

Finding the Fourth Proportional to 1,268,925.57, 1,903,508.82 and 459,514.44

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Solution

The fourth proportional to 1,268,925.57, 1,903,508.82 and 459,514.44 is: 689,315.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,925.57 : 1,903,508.82 = 459,514.44 : x
  2. Step 2: Convert to fraction form
    1,268,925.57/1,903,508.82 = 459,514.44/x
  3. Step 3: Cross multiply
    1,268,925.57x = 1,903,508.82 × 459,514.44
  4. Step 4: Simplify right side
    1,268,925.57x = 874,689,789,457.36
  5. Step 5: Solve for x
    x = 874,689,789,457.36/1,268,925.57
  6. Step 6: Final answer
    x = 689,315.28

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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.