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Finding the Fourth Proportional to 281,902.48, 422,567.16 and 176,794.72

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Solution

The fourth proportional to 281,902.48, 422,567.16 and 176,794.72 is: 265,012.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,902.48 : 422,567.16 = 176,794.72 : x
  2. Step 2: Convert to fraction form
    281,902.48/422,567.16 = 176,794.72/x
  3. Step 3: Cross multiply
    281,902.48x = 422,567.16 × 176,794.72
  4. Step 4: Simplify right side
    281,902.48x = 74,707,642,733.40
  5. Step 5: Solve for x
    x = 74,707,642,733.40/281,902.48
  6. Step 6: Final answer
    x = 265,012.36

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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.