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Finding the Fourth Proportional to 371,031.63, 512,026.38 and 201,265.75

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Solution

The fourth proportional to 371,031.63, 512,026.38 and 201,265.75 is: 277,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,031.63 : 512,026.38 = 201,265.75 : x
  2. Step 2: Convert to fraction form
    371,031.63/512,026.38 = 201,265.75/x
  3. Step 3: Cross multiply
    371,031.63x = 512,026.38 × 201,265.75
  4. Step 4: Simplify right side
    371,031.63x = 103,053,373,390.49
  5. Step 5: Solve for x
    x = 103,053,373,390.49/371,031.63
  6. Step 6: Final answer
    x = 277,748.22

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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.