Home / 748,193.81-1,122,737.85-274,927.01

Finding the Fourth Proportional to 748,193.81, 1,122,737.85 and 274,927.01

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Solution

The fourth proportional to 748,193.81, 1,122,737.85 and 274,927.01 is: 412,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,193.81 : 1,122,737.85 = 274,927.01 : x
  2. Step 2: Convert to fraction form
    748,193.81/1,122,737.85 = 274,927.01/x
  3. Step 3: Cross multiply
    748,193.81x = 1,122,737.85 × 274,927.01
  4. Step 4: Simplify right side
    748,193.81x = 308,670,954,500.64
  5. Step 5: Solve for x
    x = 308,670,954,500.64/748,193.81
  6. Step 6: Final answer
    x = 412,554.81

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1.5x scale

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.