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Finding the Fourth Proportional to 600,850.36, 828,290.10 and 457,360.48

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Solution

The fourth proportional to 600,850.36, 828,290.10 and 457,360.48 is: 630,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,850.36 : 828,290.10 = 457,360.48 : x
  2. Step 2: Convert to fraction form
    600,850.36/828,290.10 = 457,360.48/x
  3. Step 3: Cross multiply
    600,850.36x = 828,290.10 × 457,360.48
  4. Step 4: Simplify right side
    600,850.36x = 378,827,157,715.25
  5. Step 5: Solve for x
    x = 378,827,157,715.25/600,850.36
  6. Step 6: Final answer
    x = 630,485.03

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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.