Home / 1,132,196.40-1,698,239.20-422,169.04

Finding the Fourth Proportional to 1,132,196.40, 1,698,239.20 and 422,169.04

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Solution

The fourth proportional to 1,132,196.40, 1,698,239.20 and 422,169.04 is: 633,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,196.40 : 1,698,239.20 = 422,169.04 : x
  2. Step 2: Convert to fraction form
    1,132,196.40/1,698,239.20 = 422,169.04/x
  3. Step 3: Cross multiply
    1,132,196.40x = 1,698,239.20 × 422,169.04
  4. Step 4: Simplify right side
    1,132,196.40x = 716,944,012,754.37
  5. Step 5: Solve for x
    x = 716,944,012,754.37/1,132,196.40
  6. Step 6: Final answer
    x = 633,232.90

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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.