Home / 436,743.96-602,657.82-245,823

Finding the Fourth Proportional to 436,743.96, 602,657.82 and 245,823

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Solution

The fourth proportional to 436,743.96, 602,657.82 and 245,823 is: 339,208.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,743.96 : 602,657.82 = 245,823 : x
  2. Step 2: Convert to fraction form
    436,743.96/602,657.82 = 245,823/x
  3. Step 3: Cross multiply
    436,743.96x = 602,657.82 × 245,823
  4. Step 4: Simplify right side
    436,743.96x = 148,147,153,285.86
  5. Step 5: Solve for x
    x = 148,147,153,285.86/436,743.96
  6. Step 6: Final answer
    x = 339,208.25

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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.