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Finding the Fourth Proportional to 295,002.15, 406,955.59 and 186,241.28

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Solution

The fourth proportional to 295,002.15, 406,955.59 and 186,241.28 is: 256,919.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,002.15 : 406,955.59 = 186,241.28 : x
  2. Step 2: Convert to fraction form
    295,002.15/406,955.59 = 186,241.28/x
  3. Step 3: Cross multiply
    295,002.15x = 406,955.59 × 186,241.28
  4. Step 4: Simplify right side
    295,002.15x = 75,791,928,531.98
  5. Step 5: Solve for x
    x = 75,791,928,531.98/295,002.15
  6. Step 6: Final answer
    x = 256,919.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.