Home / 980,310.48-1,470,715.19-575,844.72

Finding the Fourth Proportional to 980,310.48, 1,470,715.19 and 575,844.72

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Solution

The fourth proportional to 980,310.48, 1,470,715.19 and 575,844.72 is: 863,913.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,310.48 : 1,470,715.19 = 575,844.72 : x
  2. Step 2: Convert to fraction form
    980,310.48/1,470,715.19 = 575,844.72/x
  3. Step 3: Cross multiply
    980,310.48x = 1,470,715.19 × 575,844.72
  4. Step 4: Simplify right side
    980,310.48x = 846,903,573,906.07
  5. Step 5: Solve for x
    x = 846,903,573,906.07/980,310.48
  6. Step 6: Final answer
    x = 863,913.62

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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.