Home / 902,211.04-1,245,050.48-494,339.20

Finding the Fourth Proportional to 902,211.04, 1,245,050.48 and 494,339.20

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Solution

The fourth proportional to 902,211.04, 1,245,050.48 and 494,339.20 is: 682,187.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,211.04 : 1,245,050.48 = 494,339.20 : x
  2. Step 2: Convert to fraction form
    902,211.04/1,245,050.48 = 494,339.20/x
  3. Step 3: Cross multiply
    902,211.04x = 1,245,050.48 × 494,339.20
  4. Step 4: Simplify right side
    902,211.04x = 615,477,258,242.82
  5. Step 5: Solve for x
    x = 615,477,258,242.82/902,211.04
  6. Step 6: Final answer
    x = 682,187.68

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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.