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Finding the Fourth Proportional to 883,679, 1,324,282.93 and 477,995.45

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Solution

The fourth proportional to 883,679, 1,324,282.93 and 477,995.45 is: 716,324.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,679 : 1,324,282.93 = 477,995.45 : x
  2. Step 2: Convert to fraction form
    883,679/1,324,282.93 = 477,995.45/x
  3. Step 3: Cross multiply
    883,679x = 1,324,282.93 × 477,995.45
  4. Step 4: Simplify right side
    883,679x = 633,001,215,052.67
  5. Step 5: Solve for x
    x = 633,001,215,052.67/883,679
  6. Step 6: Final answer
    x = 716,324.84

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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.