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Finding the Fourth Proportional to 395,054.75, 592,599.02 and 155,220.59

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Solution

The fourth proportional to 395,054.75, 592,599.02 and 155,220.59 is: 232,837.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,054.75 : 592,599.02 = 155,220.59 : x
  2. Step 2: Convert to fraction form
    395,054.75/592,599.02 = 155,220.59/x
  3. Step 3: Cross multiply
    395,054.75x = 592,599.02 × 155,220.59
  4. Step 4: Simplify right side
    395,054.75x = 91,983,565,778.72
  5. Step 5: Solve for x
    x = 91,983,565,778.72/395,054.75
  6. Step 6: Final answer
    x = 232,837.52

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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.