Home / 355,028.60-531,668.10-236,055.80

Finding the Fourth Proportional to 355,028.60, 531,668.10 and 236,055.80

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Solution

The fourth proportional to 355,028.60, 531,668.10 and 236,055.80 is: 353,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,028.60 : 531,668.10 = 236,055.80 : x
  2. Step 2: Convert to fraction form
    355,028.60/531,668.10 = 236,055.80/x
  3. Step 3: Cross multiply
    355,028.60x = 531,668.10 × 236,055.80
  4. Step 4: Simplify right side
    355,028.60x = 125,503,338,679.98
  5. Step 5: Solve for x
    x = 125,503,338,679.98/355,028.60
  6. Step 6: Final answer
    x = 353,502.05

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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.