Home / 730,819.11-1,096,184.93-198,328.35

Finding the Fourth Proportional to 730,819.11, 1,096,184.93 and 198,328.35

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Solution

The fourth proportional to 730,819.11, 1,096,184.93 and 198,328.35 is: 297,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,819.11 : 1,096,184.93 = 198,328.35 : x
  2. Step 2: Convert to fraction form
    730,819.11/1,096,184.93 = 198,328.35/x
  3. Step 3: Cross multiply
    730,819.11x = 1,096,184.93 × 198,328.35
  4. Step 4: Simplify right side
    730,819.11x = 217,404,547,470.12
  5. Step 5: Solve for x
    x = 217,404,547,470.12/730,819.11
  6. Step 6: Final answer
    x = 297,480.65

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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.