Home / 436,834.44-602,731.80-245,778.12

Finding the Fourth Proportional to 436,834.44, 602,731.80 and 245,778.12

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Solution

The fourth proportional to 436,834.44, 602,731.80 and 245,778.12 is: 339,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,834.44 : 602,731.80 = 245,778.12 : x
  2. Step 2: Convert to fraction form
    436,834.44/602,731.80 = 245,778.12/x
  3. Step 3: Cross multiply
    436,834.44x = 602,731.80 × 245,778.12
  4. Step 4: Simplify right side
    436,834.44x = 148,138,288,668.22
  5. Step 5: Solve for x
    x = 148,138,288,668.22/436,834.44
  6. Step 6: Final answer
    x = 339,117.70

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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.