Home / 297,830.20-446,810.10-98,116.60

Finding the Fourth Proportional to 297,830.20, 446,810.10 and 98,116.60

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Solution

The fourth proportional to 297,830.20, 446,810.10 and 98,116.60 is: 147,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,830.20 : 446,810.10 = 98,116.60 : x
  2. Step 2: Convert to fraction form
    297,830.20/446,810.10 = 98,116.60/x
  3. Step 3: Cross multiply
    297,830.20x = 446,810.10 × 98,116.60
  4. Step 4: Simplify right side
    297,830.20x = 43,839,487,857.66
  5. Step 5: Solve for x
    x = 43,839,487,857.66/297,830.20
  6. Step 6: Final answer
    x = 147,196.25

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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.