Home / 984,511.13-1,477,015.76-274,539.24

Finding the Fourth Proportional to 984,511.13, 1,477,015.76 and 274,539.24

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Solution

The fourth proportional to 984,511.13, 1,477,015.76 and 274,539.24 is: 411,878.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,511.13 : 1,477,015.76 = 274,539.24 : x
  2. Step 2: Convert to fraction form
    984,511.13/1,477,015.76 = 274,539.24/x
  3. Step 3: Cross multiply
    984,511.13x = 1,477,015.76 × 274,539.24
  4. Step 4: Simplify right side
    984,511.13x = 405,498,784,904.77
  5. Step 5: Solve for x
    x = 405,498,784,904.77/984,511.13
  6. Step 6: Final answer
    x = 411,878.32

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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.