Home / 952,412.86-1,428,837.48-412,759.72

Finding the Fourth Proportional to 952,412.86, 1,428,837.48 and 412,759.72

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Solution

The fourth proportional to 952,412.86, 1,428,837.48 and 412,759.72 is: 619,234.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,412.86 : 1,428,837.48 = 412,759.72 : x
  2. Step 2: Convert to fraction form
    952,412.86/1,428,837.48 = 412,759.72/x
  3. Step 3: Cross multiply
    952,412.86x = 1,428,837.48 × 412,759.72
  4. Step 4: Simplify right side
    952,412.86x = 589,766,558,170.31
  5. Step 5: Solve for x
    x = 589,766,558,170.31/952,412.86
  6. Step 6: Final answer
    x = 619,234.14

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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.