Home / 436,977.47-603,040.07-245,997.56

Finding the Fourth Proportional to 436,977.47, 603,040.07 and 245,997.56

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Solution

The fourth proportional to 436,977.47, 603,040.07 and 245,997.56 is: 339,482.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,977.47 : 603,040.07 = 245,997.56 : x
  2. Step 2: Convert to fraction form
    436,977.47/603,040.07 = 245,997.56/x
  3. Step 3: Cross multiply
    436,977.47x = 603,040.07 × 245,997.56
  4. Step 4: Simplify right side
    436,977.47x = 148,346,385,802.23
  5. Step 5: Solve for x
    x = 148,346,385,802.23/436,977.47
  6. Step 6: Final answer
    x = 339,482.92

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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.