Home / 796,638.25-1,099,371.72-457,106.50

Finding the Fourth Proportional to 796,638.25, 1,099,371.72 and 457,106.50

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Solution

The fourth proportional to 796,638.25, 1,099,371.72 and 457,106.50 is: 630,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,638.25 : 1,099,371.72 = 457,106.50 : x
  2. Step 2: Convert to fraction form
    796,638.25/1,099,371.72 = 457,106.50/x
  3. Step 3: Cross multiply
    796,638.25x = 1,099,371.72 × 457,106.50
  4. Step 4: Simplify right side
    796,638.25x = 502,529,959,128.18
  5. Step 5: Solve for x
    x = 502,529,959,128.18/796,638.25
  6. Step 6: Final answer
    x = 630,813.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.