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Finding the Fourth Proportional to 606,970.80, 910,577.70 and 180,505.80

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Solution

The fourth proportional to 606,970.80, 910,577.70 and 180,505.80 is: 270,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,970.80 : 910,577.70 = 180,505.80 : x
  2. Step 2: Convert to fraction form
    606,970.80/910,577.70 = 180,505.80/x
  3. Step 3: Cross multiply
    606,970.80x = 910,577.70 × 180,505.80
  4. Step 4: Simplify right side
    606,970.80x = 164,364,556,200.66
  5. Step 5: Solve for x
    x = 164,364,556,200.66/606,970.80
  6. Step 6: Final answer
    x = 270,794.83

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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.