Home / 938,051.75-1,407,062.73-298,346.26

Finding the Fourth Proportional to 938,051.75, 1,407,062.73 and 298,346.26

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Solution

The fourth proportional to 938,051.75, 1,407,062.73 and 298,346.26 is: 447,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,051.75 : 1,407,062.73 = 298,346.26 : x
  2. Step 2: Convert to fraction form
    938,051.75/1,407,062.73 = 298,346.26/x
  3. Step 3: Cross multiply
    938,051.75x = 1,407,062.73 × 298,346.26
  4. Step 4: Simplify right side
    938,051.75x = 419,791,903,080.89
  5. Step 5: Solve for x
    x = 419,791,903,080.89/938,051.75
  6. Step 6: Final answer
    x = 447,514.65

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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.