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Finding the Fourth Proportional to 384,170.40, 576,255.60 and 337,514.40

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Solution

The fourth proportional to 384,170.40, 576,255.60 and 337,514.40 is: 506,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,170.40 : 576,255.60 = 337,514.40 : x
  2. Step 2: Convert to fraction form
    384,170.40/576,255.60 = 337,514.40/x
  3. Step 3: Cross multiply
    384,170.40x = 576,255.60 × 337,514.40
  4. Step 4: Simplify right side
    384,170.40x = 194,494,563,080.64
  5. Step 5: Solve for x
    x = 194,494,563,080.64/384,170.40
  6. Step 6: Final answer
    x = 506,271.60

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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.