Home / 750,860.35-1,036,213.14-411,328.60

Finding the Fourth Proportional to 750,860.35, 1,036,213.14 and 411,328.60

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Solution

The fourth proportional to 750,860.35, 1,036,213.14 and 411,328.60 is: 567,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,860.35 : 1,036,213.14 = 411,328.60 : x
  2. Step 2: Convert to fraction form
    750,860.35/1,036,213.14 = 411,328.60/x
  3. Step 3: Cross multiply
    750,860.35x = 1,036,213.14 × 411,328.60
  4. Step 4: Simplify right side
    750,860.35x = 426,224,100,177.80
  5. Step 5: Solve for x
    x = 426,224,100,177.80/750,860.35
  6. Step 6: Final answer
    x = 567,647.63

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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.