Home / 1,450,512.73-2,175,766.72-385,554.80

Finding the Fourth Proportional to 1,450,512.73, 2,175,766.72 and 385,554.80

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Solution

The fourth proportional to 1,450,512.73, 2,175,766.72 and 385,554.80 is: 578,331.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,512.73 : 2,175,766.72 = 385,554.80 : x
  2. Step 2: Convert to fraction form
    1,450,512.73/2,175,766.72 = 385,554.80/x
  3. Step 3: Cross multiply
    1,450,512.73x = 2,175,766.72 × 385,554.80
  4. Step 4: Simplify right side
    1,450,512.73x = 838,877,300,648.48
  5. Step 5: Solve for x
    x = 838,877,300,648.48/1,450,512.73
  6. Step 6: Final answer
    x = 578,331.57

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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.