Home / 699,429.60-1,049,403.60-226,130.40

Finding the Fourth Proportional to 699,429.60, 1,049,403.60 and 226,130.40

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Solution

The fourth proportional to 699,429.60, 1,049,403.60 and 226,130.40 is: 339,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,429.60 : 1,049,403.60 = 226,130.40 : x
  2. Step 2: Convert to fraction form
    699,429.60/1,049,403.60 = 226,130.40/x
  3. Step 3: Cross multiply
    699,429.60x = 1,049,403.60 × 226,130.40
  4. Step 4: Simplify right side
    699,429.60x = 237,302,055,829.44
  5. Step 5: Solve for x
    x = 237,302,055,829.44/699,429.60
  6. Step 6: Final answer
    x = 339,279.40

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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.