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Finding the Fourth Proportional to 295,999.20, 444,277.20 and 155,858.40

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Solution

The fourth proportional to 295,999.20, 444,277.20 and 155,858.40 is: 233,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,999.20 : 444,277.20 = 155,858.40 : x
  2. Step 2: Convert to fraction form
    295,999.20/444,277.20 = 155,858.40/x
  3. Step 3: Cross multiply
    295,999.20x = 444,277.20 × 155,858.40
  4. Step 4: Simplify right side
    295,999.20x = 69,244,333,548.48
  5. Step 5: Solve for x
    x = 69,244,333,548.48/295,999.20
  6. Step 6: Final answer
    x = 233,934.19

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1.5x scale

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.