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Finding the Fourth Proportional to 662,590.20, 994,922.10 and 382,654.20

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Solution

The fourth proportional to 662,590.20, 994,922.10 and 382,654.20 is: 574,580.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,590.20 : 994,922.10 = 382,654.20 : x
  2. Step 2: Convert to fraction form
    662,590.20/994,922.10 = 382,654.20/x
  3. Step 3: Cross multiply
    662,590.20x = 994,922.10 × 382,654.20
  4. Step 4: Simplify right side
    662,590.20x = 380,711,120,237.82
  5. Step 5: Solve for x
    x = 380,711,120,237.82/662,590.20
  6. Step 6: Final answer
    x = 574,580.07

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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.