Home / 773,573.72-1,160,416.46-323,842.28

Finding the Fourth Proportional to 773,573.72, 1,160,416.46 and 323,842.28

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Solution

The fourth proportional to 773,573.72, 1,160,416.46 and 323,842.28 is: 485,786.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,573.72 : 1,160,416.46 = 323,842.28 : x
  2. Step 2: Convert to fraction form
    773,573.72/1,160,416.46 = 323,842.28/x
  3. Step 3: Cross multiply
    773,573.72x = 1,160,416.46 × 323,842.28
  4. Step 4: Simplify right side
    773,573.72x = 375,791,912,155.93
  5. Step 5: Solve for x
    x = 375,791,912,155.93/773,573.72
  6. Step 6: Final answer
    x = 485,786.81

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1.5x scale

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.