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Finding the Fourth Proportional to 335,566.98, 462,978.18 and 190,348.83

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Solution

The fourth proportional to 335,566.98, 462,978.18 and 190,348.83 is: 262,622.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,566.98 : 462,978.18 = 190,348.83 : x
  2. Step 2: Convert to fraction form
    335,566.98/462,978.18 = 190,348.83/x
  3. Step 3: Cross multiply
    335,566.98x = 462,978.18 × 190,348.83
  4. Step 4: Simplify right side
    335,566.98x = 88,127,354,878.53
  5. Step 5: Solve for x
    x = 88,127,354,878.53/335,566.98
  6. Step 6: Final answer
    x = 262,622.25

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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.