Home / 458,904.55-632,777.78-313,734.06

Finding the Fourth Proportional to 458,904.55, 632,777.78 and 313,734.06

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Solution

The fourth proportional to 458,904.55, 632,777.78 and 313,734.06 is: 432,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,904.55 : 632,777.78 = 313,734.06 : x
  2. Step 2: Convert to fraction form
    458,904.55/632,777.78 = 313,734.06/x
  3. Step 3: Cross multiply
    458,904.55x = 632,777.78 × 313,734.06
  4. Step 4: Simplify right side
    458,904.55x = 198,523,941,997.19
  5. Step 5: Solve for x
    x = 198,523,941,997.19/458,904.55
  6. Step 6: Final answer
    x = 432,604.00

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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.