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Finding the Fourth Proportional to 727,798.58, 1,091,547.51 and 195,193

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Solution

The fourth proportional to 727,798.58, 1,091,547.51 and 195,193 is: 292,749.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,798.58 : 1,091,547.51 = 195,193 : x
  2. Step 2: Convert to fraction form
    727,798.58/1,091,547.51 = 195,193/x
  3. Step 3: Cross multiply
    727,798.58x = 1,091,547.51 × 195,193
  4. Step 4: Simplify right side
    727,798.58x = 213,062,433,119.43
  5. Step 5: Solve for x
    x = 213,062,433,119.43/727,798.58
  6. Step 6: Final answer
    x = 292,749.17

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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.