Home / 970,828.66-1,456,242.22-260,856.70

Finding the Fourth Proportional to 970,828.66, 1,456,242.22 and 260,856.70

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Solution

The fourth proportional to 970,828.66, 1,456,242.22 and 260,856.70 is: 391,284.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,828.66 : 1,456,242.22 = 260,856.70 : x
  2. Step 2: Convert to fraction form
    970,828.66/1,456,242.22 = 260,856.70/x
  3. Step 3: Cross multiply
    970,828.66x = 1,456,242.22 × 260,856.70
  4. Step 4: Simplify right side
    970,828.66x = 379,870,531,324.38
  5. Step 5: Solve for x
    x = 379,870,531,324.38/970,828.66
  6. Step 6: Final answer
    x = 391,284.84

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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.