Home / 1,299,946.83-1,949,522.94-458,301.75

Finding the Fourth Proportional to 1,299,946.83, 1,949,522.94 and 458,301.75

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Solution

The fourth proportional to 1,299,946.83, 1,949,522.94 and 458,301.75 is: 687,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,946.83 : 1,949,522.94 = 458,301.75 : x
  2. Step 2: Convert to fraction form
    1,299,946.83/1,949,522.94 = 458,301.75/x
  3. Step 3: Cross multiply
    1,299,946.83x = 1,949,522.94 × 458,301.75
  4. Step 4: Simplify right side
    1,299,946.83x = 893,469,775,067.15
  5. Step 5: Solve for x
    x = 893,469,775,067.15/1,299,946.83
  6. Step 6: Final answer
    x = 687,312.55

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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.