Home / 867,171.54-1,196,838.34-595,014.78

Finding the Fourth Proportional to 867,171.54, 1,196,838.34 and 595,014.78

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Solution

The fourth proportional to 867,171.54, 1,196,838.34 and 595,014.78 is: 821,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,171.54 : 1,196,838.34 = 595,014.78 : x
  2. Step 2: Convert to fraction form
    867,171.54/1,196,838.34 = 595,014.78/x
  3. Step 3: Cross multiply
    867,171.54x = 1,196,838.34 × 595,014.78
  4. Step 4: Simplify right side
    867,171.54x = 712,136,501,570.67
  5. Step 5: Solve for x
    x = 712,136,501,570.67/867,171.54
  6. Step 6: Final answer
    x = 821,217.57

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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.