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Finding the Fourth Proportional to 295,454.30, 442,893.45 and 168,964.70

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Solution

The fourth proportional to 295,454.30, 442,893.45 and 168,964.70 is: 253,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,454.30 : 442,893.45 = 168,964.70 : x
  2. Step 2: Convert to fraction form
    295,454.30/442,893.45 = 168,964.70/x
  3. Step 3: Cross multiply
    295,454.30x = 442,893.45 × 168,964.70
  4. Step 4: Simplify right side
    295,454.30x = 74,833,358,911.22
  5. Step 5: Solve for x
    x = 74,833,358,911.22/295,454.30
  6. Step 6: Final answer
    x = 253,282.35

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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.