Home / 454,779.33-682,030.26-188,477.22

Finding the Fourth Proportional to 454,779.33, 682,030.26 and 188,477.22

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Solution

The fourth proportional to 454,779.33, 682,030.26 and 188,477.22 is: 282,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,779.33 : 682,030.26 = 188,477.22 : x
  2. Step 2: Convert to fraction form
    454,779.33/682,030.26 = 188,477.22/x
  3. Step 3: Cross multiply
    454,779.33x = 682,030.26 × 188,477.22
  4. Step 4: Simplify right side
    454,779.33x = 128,547,167,360.68
  5. Step 5: Solve for x
    x = 128,547,167,360.68/454,779.33
  6. Step 6: Final answer
    x = 282,658.33

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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.