Home / 971,796.30-1,458,350.55-545,331.30

Finding the Fourth Proportional to 971,796.30, 1,458,350.55 and 545,331.30

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Solution

The fourth proportional to 971,796.30, 1,458,350.55 and 545,331.30 is: 818,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,796.30 : 1,458,350.55 = 545,331.30 : x
  2. Step 2: Convert to fraction form
    971,796.30/1,458,350.55 = 545,331.30/x
  3. Step 3: Cross multiply
    971,796.30x = 1,458,350.55 × 545,331.30
  4. Step 4: Simplify right side
    971,796.30x = 795,284,201,287.22
  5. Step 5: Solve for x
    x = 795,284,201,287.22/971,796.30
  6. Step 6: Final answer
    x = 818,365.13

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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.