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Finding the Fourth Proportional to 335,320.33, 503,202.06 and 157,878.07

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Solution

The fourth proportional to 335,320.33, 503,202.06 and 157,878.07 is: 236,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,320.33 : 503,202.06 = 157,878.07 : x
  2. Step 2: Convert to fraction form
    335,320.33/503,202.06 = 157,878.07/x
  3. Step 3: Cross multiply
    335,320.33x = 503,202.06 × 157,878.07
  4. Step 4: Simplify right side
    335,320.33x = 79,444,570,052.82
  5. Step 5: Solve for x
    x = 79,444,570,052.82/335,320.33
  6. Step 6: Final answer
    x = 236,921.42

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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.