Home / 997,530-1,376,591.40-544,822.08

Finding the Fourth Proportional to 997,530, 1,376,591.40 and 544,822.08

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Solution

The fourth proportional to 997,530, 1,376,591.40 and 544,822.08 is: 751,854.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,530 : 1,376,591.40 = 544,822.08 : x
  2. Step 2: Convert to fraction form
    997,530/1,376,591.40 = 544,822.08/x
  3. Step 3: Cross multiply
    997,530x = 1,376,591.40 × 544,822.08
  4. Step 4: Simplify right side
    997,530x = 749,997,389,858.11
  5. Step 5: Solve for x
    x = 749,997,389,858.11/997,530
  6. Step 6: Final answer
    x = 751,854.47

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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.