Home / 982,971.54-1,474,987.05-414,746.46

Finding the Fourth Proportional to 982,971.54, 1,474,987.05 and 414,746.46

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Solution

The fourth proportional to 982,971.54, 1,474,987.05 and 414,746.46 is: 622,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,971.54 : 1,474,987.05 = 414,746.46 : x
  2. Step 2: Convert to fraction form
    982,971.54/1,474,987.05 = 414,746.46/x
  3. Step 3: Cross multiply
    982,971.54x = 1,474,987.05 × 414,746.46
  4. Step 4: Simplify right side
    982,971.54x = 611,745,657,533.34
  5. Step 5: Solve for x
    x = 611,745,657,533.34/982,971.54
  6. Step 6: Final answer
    x = 622,343.20

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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.