Home / 984,510.38-1,477,014.64-274,538.49

Finding the Fourth Proportional to 984,510.38, 1,477,014.64 and 274,538.49

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Solution

The fourth proportional to 984,510.38, 1,477,014.64 and 274,538.49 is: 411,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,510.38 : 1,477,014.64 = 274,538.49 : x
  2. Step 2: Convert to fraction form
    984,510.38/1,477,014.64 = 274,538.49/x
  3. Step 3: Cross multiply
    984,510.38x = 1,477,014.64 × 274,538.49
  4. Step 4: Simplify right side
    984,510.38x = 405,497,368,287.15
  5. Step 5: Solve for x
    x = 405,497,368,287.15/984,510.38
  6. Step 6: Final answer
    x = 411,877.19

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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.