Home / 869,022.54-1,303,893.90-469,193.31

Finding the Fourth Proportional to 869,022.54, 1,303,893.90 and 469,193.31

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Solution

The fourth proportional to 869,022.54, 1,303,893.90 and 469,193.31 is: 703,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,022.54 : 1,303,893.90 = 469,193.31 : x
  2. Step 2: Convert to fraction form
    869,022.54/1,303,893.90 = 469,193.31/x
  3. Step 3: Cross multiply
    869,022.54x = 1,303,893.90 × 469,193.31
  4. Step 4: Simplify right side
    869,022.54x = 611,778,294,829.81
  5. Step 5: Solve for x
    x = 611,778,294,829.81/869,022.54
  6. Step 6: Final answer
    x = 703,984.38

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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.