Home / 463,075.38-694,136.79-210,531.56

Finding the Fourth Proportional to 463,075.38, 694,136.79 and 210,531.56

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Solution

The fourth proportional to 463,075.38, 694,136.79 and 210,531.56 is: 315,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,075.38 : 694,136.79 = 210,531.56 : x
  2. Step 2: Convert to fraction form
    463,075.38/694,136.79 = 210,531.56/x
  3. Step 3: Cross multiply
    463,075.38x = 694,136.79 × 210,531.56
  4. Step 4: Simplify right side
    463,075.38x = 146,137,697,781.41
  5. Step 5: Solve for x
    x = 146,137,697,781.41/463,075.38
  6. Step 6: Final answer
    x = 315,580.80

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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.