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Finding the Fourth Proportional to 404,705,713.01, 607,017,714.98 and 274,384,754.55

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Solution

The fourth proportional to 404,705,713.01, 607,017,714.98 and 274,384,754.55 is: 411,549,433.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,705,713.01 : 607,017,714.98 = 274,384,754.55 : x
  2. Step 2: Convert to fraction form
    404,705,713.01/607,017,714.98 = 274,384,754.55/x
  3. Step 3: Cross multiply
    404,705,713.01x = 607,017,714.98 × 274,384,754.55
  4. Step 4: Simplify right side
    404,705,713.01x = 166,556,406,730,917,248
  5. Step 5: Solve for x
    x = 166,556,406,730,917,248/404,705,713.01
  6. Step 6: Final answer
    x = 411,549,433.03

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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.