Home / 384,075.40-574,800.90-336,836.20

Finding the Fourth Proportional to 384,075.40, 574,800.90 and 336,836.20

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Solution

The fourth proportional to 384,075.40, 574,800.90 and 336,836.20 is: 504,103.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,075.40 : 574,800.90 = 336,836.20 : x
  2. Step 2: Convert to fraction form
    384,075.40/574,800.90 = 336,836.20/x
  3. Step 3: Cross multiply
    384,075.40x = 574,800.90 × 336,836.20
  4. Step 4: Simplify right side
    384,075.40x = 193,613,750,912.58
  5. Step 5: Solve for x
    x = 193,613,750,912.58/384,075.40
  6. Step 6: Final answer
    x = 504,103.49

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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.