Home / 362,401.12-500,136.72-201,256.16

Finding the Fourth Proportional to 362,401.12, 500,136.72 and 201,256.16

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Solution

The fourth proportional to 362,401.12, 500,136.72 and 201,256.16 is: 277,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,401.12 : 500,136.72 = 201,256.16 : x
  2. Step 2: Convert to fraction form
    362,401.12/500,136.72 = 201,256.16/x
  3. Step 3: Cross multiply
    362,401.12x = 500,136.72 × 201,256.16
  4. Step 4: Simplify right side
    362,401.12x = 100,655,595,742.20
  5. Step 5: Solve for x
    x = 100,655,595,742.20/362,401.12
  6. Step 6: Final answer
    x = 277,746.37

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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.