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Finding the Fourth Proportional to 350,532, 483,734.16 and 199,643.04

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Solution

The fourth proportional to 350,532, 483,734.16 and 199,643.04 is: 275,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,532 : 483,734.16 = 199,643.04 : x
  2. Step 2: Convert to fraction form
    350,532/483,734.16 = 199,643.04/x
  3. Step 3: Cross multiply
    350,532x = 483,734.16 × 199,643.04
  4. Step 4: Simplify right side
    350,532x = 96,574,158,254.25
  5. Step 5: Solve for x
    x = 96,574,158,254.25/350,532
  6. Step 6: Final answer
    x = 275,507.40

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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.