Home / 916,627.44-1,375,021.17-376,916.58

Finding the Fourth Proportional to 916,627.44, 1,375,021.17 and 376,916.58

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Solution

The fourth proportional to 916,627.44, 1,375,021.17 and 376,916.58 is: 565,407.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,627.44 : 1,375,021.17 = 376,916.58 : x
  2. Step 2: Convert to fraction form
    916,627.44/1,375,021.17 = 376,916.58/x
  3. Step 3: Cross multiply
    916,627.44x = 1,375,021.17 × 376,916.58
  4. Step 4: Simplify right side
    916,627.44x = 518,268,276,824.00
  5. Step 5: Solve for x
    x = 518,268,276,824.00/916,627.44
  6. Step 6: Final answer
    x = 565,407.77

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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.