Home / 902,938.80-1,354,616.46-303,884.40

Finding the Fourth Proportional to 902,938.80, 1,354,616.46 and 303,884.40

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Solution

The fourth proportional to 902,938.80, 1,354,616.46 and 303,884.40 is: 455,896.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,938.80 : 1,354,616.46 = 303,884.40 : x
  2. Step 2: Convert to fraction form
    902,938.80/1,354,616.46 = 303,884.40/x
  3. Step 3: Cross multiply
    902,938.80x = 1,354,616.46 × 303,884.40
  4. Step 4: Simplify right side
    902,938.80x = 411,646,810,177.22
  5. Step 5: Solve for x
    x = 411,646,810,177.22/902,938.80
  6. Step 6: Final answer
    x = 455,896.69

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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.