Home / 873,670.24-1,310,503.80-274,683.64

Finding the Fourth Proportional to 873,670.24, 1,310,503.80 and 274,683.64

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Solution

The fourth proportional to 873,670.24, 1,310,503.80 and 274,683.64 is: 412,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,670.24 : 1,310,503.80 = 274,683.64 : x
  2. Step 2: Convert to fraction form
    873,670.24/1,310,503.80 = 274,683.64/x
  3. Step 3: Cross multiply
    873,670.24x = 1,310,503.80 × 274,683.64
  4. Step 4: Simplify right side
    873,670.24x = 359,973,954,017.83
  5. Step 5: Solve for x
    x = 359,973,954,017.83/873,670.24
  6. Step 6: Final answer
    x = 412,024.97

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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.