Home / 791,717-1,092,638.58-434,090.12

Finding the Fourth Proportional to 791,717, 1,092,638.58 and 434,090.12

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Solution

The fourth proportional to 791,717, 1,092,638.58 and 434,090.12 is: 599,082.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,717 : 1,092,638.58 = 434,090.12 : x
  2. Step 2: Convert to fraction form
    791,717/1,092,638.58 = 434,090.12/x
  3. Step 3: Cross multiply
    791,717x = 1,092,638.58 × 434,090.12
  4. Step 4: Simplify right side
    791,717x = 474,303,612,308.83
  5. Step 5: Solve for x
    x = 474,303,612,308.83/791,717
  6. Step 6: Final answer
    x = 599,082.26

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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.