Home / 982,469.73-1,355,698.52-552,740.63

Finding the Fourth Proportional to 982,469.73, 1,355,698.52 and 552,740.63

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Solution

The fourth proportional to 982,469.73, 1,355,698.52 and 552,740.63 is: 762,720.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,469.73 : 1,355,698.52 = 552,740.63 : x
  2. Step 2: Convert to fraction form
    982,469.73/1,355,698.52 = 552,740.63/x
  3. Step 3: Cross multiply
    982,469.73x = 1,355,698.52 × 552,740.63
  4. Step 4: Simplify right side
    982,469.73x = 749,349,654,034.87
  5. Step 5: Solve for x
    x = 749,349,654,034.87/982,469.73
  6. Step 6: Final answer
    x = 762,720.35

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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.