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Finding the Fourth Proportional to 295,076.01, 442,279.14 and 259,468.46

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Solution

The fourth proportional to 295,076.01, 442,279.14 and 259,468.46 is: 388,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,076.01 : 442,279.14 = 259,468.46 : x
  2. Step 2: Convert to fraction form
    295,076.01/442,279.14 = 259,468.46/x
  3. Step 3: Cross multiply
    295,076.01x = 442,279.14 × 259,468.46
  4. Step 4: Simplify right side
    295,076.01x = 114,757,488,307.89
  5. Step 5: Solve for x
    x = 114,757,488,307.89/295,076.01
  6. Step 6: Final answer
    x = 388,908.22

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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.