Home / 982,973.51-1,474,989.95-414,748.43

Finding the Fourth Proportional to 982,973.51, 1,474,989.95 and 414,748.43

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Solution

The fourth proportional to 982,973.51, 1,474,989.95 and 414,748.43 is: 622,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,973.51 : 1,474,989.95 = 414,748.43 : x
  2. Step 2: Convert to fraction form
    982,973.51/1,474,989.95 = 414,748.43/x
  3. Step 3: Cross multiply
    982,973.51x = 1,474,989.95 × 414,748.43
  4. Step 4: Simplify right side
    982,973.51x = 611,749,773,518.23
  5. Step 5: Solve for x
    x = 611,749,773,518.23/982,973.51
  6. Step 6: Final answer
    x = 622,346.14

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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.