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Finding the Fourth Proportional to 552,482.47, 828,723.72 and 365,450.23

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Solution

The fourth proportional to 552,482.47, 828,723.72 and 365,450.23 is: 548,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,482.47 : 828,723.72 = 365,450.23 : x
  2. Step 2: Convert to fraction form
    552,482.47/828,723.72 = 365,450.23/x
  3. Step 3: Cross multiply
    552,482.47x = 828,723.72 × 365,450.23
  4. Step 4: Simplify right side
    552,482.47x = 302,857,274,080.46
  5. Step 5: Solve for x
    x = 302,857,274,080.46/552,482.47
  6. Step 6: Final answer
    x = 548,175.35

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Double scale
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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.