Home / 883,363.90-1,322,430.08-545,317.60

Finding the Fourth Proportional to 883,363.90, 1,322,430.08 and 545,317.60

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Solution

The fourth proportional to 883,363.90, 1,322,430.08 and 545,317.60 is: 816,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,363.90 : 1,322,430.08 = 545,317.60 : x
  2. Step 2: Convert to fraction form
    883,363.90/1,322,430.08 = 545,317.60/x
  3. Step 3: Cross multiply
    883,363.90x = 1,322,430.08 × 545,317.60
  4. Step 4: Simplify right side
    883,363.90x = 721,144,397,393.41
  5. Step 5: Solve for x
    x = 721,144,397,393.41/883,363.90
  6. Step 6: Final answer
    x = 816,361.63

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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.