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Finding the Fourth Proportional to 474,841.90, 655,344.41 and 270,846.10

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Solution

The fourth proportional to 474,841.90, 655,344.41 and 270,846.10 is: 373,803.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,841.90 : 655,344.41 = 270,846.10 : x
  2. Step 2: Convert to fraction form
    474,841.90/655,344.41 = 270,846.10/x
  3. Step 3: Cross multiply
    474,841.90x = 655,344.41 × 270,846.10
  4. Step 4: Simplify right side
    474,841.90x = 177,497,477,605.30
  5. Step 5: Solve for x
    x = 177,497,477,605.30/474,841.90
  6. Step 6: Final answer
    x = 373,803.32

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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.