Home / 952,409.99-1,428,754.40-447,022.30

Finding the Fourth Proportional to 952,409.99, 1,428,754.40 and 447,022.30

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Solution

The fourth proportional to 952,409.99, 1,428,754.40 and 447,022.30 is: 670,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,409.99 : 1,428,754.40 = 447,022.30 : x
  2. Step 2: Convert to fraction form
    952,409.99/1,428,754.40 = 447,022.30/x
  3. Step 3: Cross multiply
    952,409.99x = 1,428,754.40 × 447,022.30
  4. Step 4: Simplify right side
    952,409.99x = 638,685,078,023.12
  5. Step 5: Solve for x
    x = 638,685,078,023.12/952,409.99
  6. Step 6: Final answer
    x = 670,598.89

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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.