Home / 680,793.54-1,020,717.42-301,507.60

Finding the Fourth Proportional to 680,793.54, 1,020,717.42 and 301,507.60

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Solution

The fourth proportional to 680,793.54, 1,020,717.42 and 301,507.60 is: 452,051.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,793.54 : 1,020,717.42 = 301,507.60 : x
  2. Step 2: Convert to fraction form
    680,793.54/1,020,717.42 = 301,507.60/x
  3. Step 3: Cross multiply
    680,793.54x = 1,020,717.42 × 301,507.60
  4. Step 4: Simplify right side
    680,793.54x = 307,754,059,582.39
  5. Step 5: Solve for x
    x = 307,754,059,582.39/680,793.54
  6. Step 6: Final answer
    x = 452,051.97

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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.