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Finding the Fourth Proportional to 476,590.22, 657,530.06 and 304,608.84

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Solution

The fourth proportional to 476,590.22, 657,530.06 and 304,608.84 is: 420,255.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,590.22 : 657,530.06 = 304,608.84 : x
  2. Step 2: Convert to fraction form
    476,590.22/657,530.06 = 304,608.84/x
  3. Step 3: Cross multiply
    476,590.22x = 657,530.06 × 304,608.84
  4. Step 4: Simplify right side
    476,590.22x = 200,289,468,841.73
  5. Step 5: Solve for x
    x = 200,289,468,841.73/476,590.22
  6. Step 6: Final answer
    x = 420,255.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.