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Finding the Fourth Proportional to 371,567.58, 512,744.14 and 201,801.30

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Solution

The fourth proportional to 371,567.58, 512,744.14 and 201,801.30 is: 278,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,567.58 : 512,744.14 = 201,801.30 : x
  2. Step 2: Convert to fraction form
    371,567.58/512,744.14 = 201,801.30/x
  3. Step 3: Cross multiply
    371,567.58x = 512,744.14 × 201,801.30
  4. Step 4: Simplify right side
    371,567.58x = 103,472,434,019.38
  5. Step 5: Solve for x
    x = 103,472,434,019.38/371,567.58
  6. Step 6: Final answer
    x = 278,475.41

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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.