Home / 902,212.04-1,245,051.86-494,340.20

Finding the Fourth Proportional to 902,212.04, 1,245,051.86 and 494,340.20

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Solution

The fourth proportional to 902,212.04, 1,245,051.86 and 494,340.20 is: 682,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,212.04 : 1,245,051.86 = 494,340.20 : x
  2. Step 2: Convert to fraction form
    902,212.04/1,245,051.86 = 494,340.20/x
  3. Step 3: Cross multiply
    902,212.04x = 1,245,051.86 × 494,340.20
  4. Step 4: Simplify right side
    902,212.04x = 615,479,185,482.77
  5. Step 5: Solve for x
    x = 615,479,185,482.77/902,212.04
  6. Step 6: Final answer
    x = 682,189.06

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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.