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Finding the Fourth Proportional to 552,656.85, 828,985.20 and 153,297.64

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Solution

The fourth proportional to 552,656.85, 828,985.20 and 153,297.64 is: 229,946.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,656.85 : 828,985.20 = 153,297.64 : x
  2. Step 2: Convert to fraction form
    552,656.85/828,985.20 = 153,297.64/x
  3. Step 3: Cross multiply
    552,656.85x = 828,985.20 × 153,297.64
  4. Step 4: Simplify right side
    552,656.85x = 127,081,474,754.93
  5. Step 5: Solve for x
    x = 127,081,474,754.93/552,656.85
  6. Step 6: Final answer
    x = 229,946.44

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Double scale
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Similar ratio
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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.