Home / 404,207.06-557,845.18-302,055.15

Finding the Fourth Proportional to 404,207.06, 557,845.18 and 302,055.15

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Solution

The fourth proportional to 404,207.06, 557,845.18 and 302,055.15 is: 416,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,207.06 : 557,845.18 = 302,055.15 : x
  2. Step 2: Convert to fraction form
    404,207.06/557,845.18 = 302,055.15/x
  3. Step 3: Cross multiply
    404,207.06x = 557,845.18 × 302,055.15
  4. Step 4: Simplify right side
    404,207.06x = 168,500,010,858.46
  5. Step 5: Solve for x
    x = 168,500,010,858.46/404,207.06
  6. Step 6: Final answer
    x = 416,865.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.