Home / 954,619.92-1,431,929.34-280,706.82

Finding the Fourth Proportional to 954,619.92, 1,431,929.34 and 280,706.82

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Solution

The fourth proportional to 954,619.92, 1,431,929.34 and 280,706.82 is: 421,060.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,619.92 : 1,431,929.34 = 280,706.82 : x
  2. Step 2: Convert to fraction form
    954,619.92/1,431,929.34 = 280,706.82/x
  3. Step 3: Cross multiply
    954,619.92x = 1,431,929.34 × 280,706.82
  4. Step 4: Simplify right side
    954,619.92x = 401,952,331,496.10
  5. Step 5: Solve for x
    x = 401,952,331,496.10/954,619.92
  6. Step 6: Final answer
    x = 421,060.07

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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.