Home / 850,727.36-1,276,280.25-371,032.73

Finding the Fourth Proportional to 850,727.36, 1,276,280.25 and 371,032.73

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Solution

The fourth proportional to 850,727.36, 1,276,280.25 and 371,032.73 is: 556,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,727.36 : 1,276,280.25 = 371,032.73 : x
  2. Step 2: Convert to fraction form
    850,727.36/1,276,280.25 = 371,032.73/x
  3. Step 3: Cross multiply
    850,727.36x = 1,276,280.25 × 371,032.73
  4. Step 4: Simplify right side
    850,727.36x = 473,541,739,021.18
  5. Step 5: Solve for x
    x = 473,541,739,021.18/850,727.36
  6. Step 6: Final answer
    x = 556,631.61

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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.