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Finding the Fourth Proportional to 297,809.04, 446,779.44 and 98,121.36

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Solution

The fourth proportional to 297,809.04, 446,779.44 and 98,121.36 is: 147,203.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,809.04 : 446,779.44 = 98,121.36 : x
  2. Step 2: Convert to fraction form
    297,809.04/446,779.44 = 98,121.36/x
  3. Step 3: Cross multiply
    297,809.04x = 446,779.44 × 98,121.36
  4. Step 4: Simplify right side
    297,809.04x = 43,838,606,272.84
  5. Step 5: Solve for x
    x = 43,838,606,272.84/297,809.04
  6. Step 6: Final answer
    x = 147,203.75

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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.