Home / 674,787.36-1,012,146.48-201,476.64

Finding the Fourth Proportional to 674,787.36, 1,012,146.48 and 201,476.64

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Solution

The fourth proportional to 674,787.36, 1,012,146.48 and 201,476.64 is: 302,204.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,787.36 : 1,012,146.48 = 201,476.64 : x
  2. Step 2: Convert to fraction form
    674,787.36/1,012,146.48 = 201,476.64/x
  3. Step 3: Cross multiply
    674,787.36x = 1,012,146.48 × 201,476.64
  4. Step 4: Simplify right side
    674,787.36x = 203,923,871,978.23
  5. Step 5: Solve for x
    x = 203,923,871,978.23/674,787.36
  6. Step 6: Final answer
    x = 302,204.64

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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.