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Finding the Fourth Proportional to 295,209.60, 442,814.40 and 236,160.60

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Solution

The fourth proportional to 295,209.60, 442,814.40 and 236,160.60 is: 354,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,209.60 : 442,814.40 = 236,160.60 : x
  2. Step 2: Convert to fraction form
    295,209.60/442,814.40 = 236,160.60/x
  3. Step 3: Cross multiply
    295,209.60x = 442,814.40 × 236,160.60
  4. Step 4: Simplify right side
    295,209.60x = 104,575,314,392.64
  5. Step 5: Solve for x
    x = 104,575,314,392.64/295,209.60
  6. Step 6: Final answer
    x = 354,240.90

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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.