Home / 1,066,136.40-1,599,481.40-318,182.48

Finding the Fourth Proportional to 1,066,136.40, 1,599,481.40 and 318,182.48

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Solution

The fourth proportional to 1,066,136.40, 1,599,481.40 and 318,182.48 is: 477,356.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,136.40 : 1,599,481.40 = 318,182.48 : x
  2. Step 2: Convert to fraction form
    1,066,136.40/1,599,481.40 = 318,182.48/x
  3. Step 3: Cross multiply
    1,066,136.40x = 1,599,481.40 × 318,182.48
  4. Step 4: Simplify right side
    1,066,136.40x = 508,926,958,565.87
  5. Step 5: Solve for x
    x = 508,926,958,565.87/1,066,136.40
  6. Step 6: Final answer
    x = 477,356.33

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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.