Home / 371,204.19-512,263.13-201,438.27

Finding the Fourth Proportional to 371,204.19, 512,263.13 and 201,438.27

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Solution

The fourth proportional to 371,204.19, 512,263.13 and 201,438.27 is: 277,985.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,204.19 : 512,263.13 = 201,438.27 : x
  2. Step 2: Convert to fraction form
    371,204.19/512,263.13 = 201,438.27/x
  3. Step 3: Cross multiply
    371,204.19x = 512,263.13 × 201,438.27
  4. Step 4: Simplify right side
    371,204.19x = 103,189,397,684.79
  5. Step 5: Solve for x
    x = 103,189,397,684.79/371,204.19
  6. Step 6: Final answer
    x = 277,985.54

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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.