Home / 894,109.42-1,233,821.86-486,210.84

Finding the Fourth Proportional to 894,109.42, 1,233,821.86 and 486,210.84

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Solution

The fourth proportional to 894,109.42, 1,233,821.86 and 486,210.84 is: 670,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,109.42 : 1,233,821.86 = 486,210.84 : x
  2. Step 2: Convert to fraction form
    894,109.42/1,233,821.86 = 486,210.84/x
  3. Step 3: Cross multiply
    894,109.42x = 1,233,821.86 × 486,210.84
  4. Step 4: Simplify right side
    894,109.42x = 599,897,562,960.96
  5. Step 5: Solve for x
    x = 599,897,562,960.96/894,109.42
  6. Step 6: Final answer
    x = 670,944.24

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Double scale
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1.5x scale

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.