Home / 745,083.71-1,117,792.22-271,769.06

Finding the Fourth Proportional to 745,083.71, 1,117,792.22 and 271,769.06

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Solution

The fourth proportional to 745,083.71, 1,117,792.22 and 271,769.06 is: 407,714.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,083.71 : 1,117,792.22 = 271,769.06 : x
  2. Step 2: Convert to fraction form
    745,083.71/1,117,792.22 = 271,769.06/x
  3. Step 3: Cross multiply
    745,083.71x = 1,117,792.22 × 271,769.06
  4. Step 4: Simplify right side
    745,083.71x = 303,781,344,378.62
  5. Step 5: Solve for x
    x = 303,781,344,378.62/745,083.71
  6. Step 6: Final answer
    x = 407,714.38

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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.