Home / 982,329.10-1,355,692.90-552,583.60

Finding the Fourth Proportional to 982,329.10, 1,355,692.90 and 552,583.60

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Solution

The fourth proportional to 982,329.10, 1,355,692.90 and 552,583.60 is: 762,609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,329.10 : 1,355,692.90 = 552,583.60 : x
  2. Step 2: Convert to fraction form
    982,329.10/1,355,692.90 = 552,583.60/x
  3. Step 3: Cross multiply
    982,329.10x = 1,355,692.90 × 552,583.60
  4. Step 4: Simplify right side
    982,329.10x = 749,133,663,176.44
  5. Step 5: Solve for x
    x = 749,133,663,176.44/982,329.10
  6. Step 6: Final answer
    x = 762,609.66

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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.