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Finding the Fourth Proportional to 552,498.72, 828,748.08 and 365,466.48

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Solution

The fourth proportional to 552,498.72, 828,748.08 and 365,466.48 is: 548,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,498.72 : 828,748.08 = 365,466.48 : x
  2. Step 2: Convert to fraction form
    552,498.72/828,748.08 = 365,466.48/x
  3. Step 3: Cross multiply
    552,498.72x = 828,748.08 × 365,466.48
  4. Step 4: Simplify right side
    552,498.72x = 302,879,643,604.36
  5. Step 5: Solve for x
    x = 302,879,643,604.36/552,498.72
  6. Step 6: Final answer
    x = 548,199.72

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Similar ratio
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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.