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Finding the Fourth Proportional to 436,662.87, 602,588.58 and 245,675.80

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Solution

The fourth proportional to 436,662.87, 602,588.58 and 245,675.80 is: 339,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,662.87 : 602,588.58 = 245,675.80 : x
  2. Step 2: Convert to fraction form
    436,662.87/602,588.58 = 245,675.80/x
  3. Step 3: Cross multiply
    436,662.87x = 602,588.58 × 245,675.80
  4. Step 4: Simplify right side
    436,662.87x = 148,041,431,462.36
  5. Step 5: Solve for x
    x = 148,041,431,462.36/436,662.87
  6. Step 6: Final answer
    x = 339,029.13

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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.