Home / 898,211.40-1,347,317.10-543,917.40

Finding the Fourth Proportional to 898,211.40, 1,347,317.10 and 543,917.40

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Solution

The fourth proportional to 898,211.40, 1,347,317.10 and 543,917.40 is: 815,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,211.40 : 1,347,317.10 = 543,917.40 : x
  2. Step 2: Convert to fraction form
    898,211.40/1,347,317.10 = 543,917.40/x
  3. Step 3: Cross multiply
    898,211.40x = 1,347,317.10 × 543,917.40
  4. Step 4: Simplify right side
    898,211.40x = 732,829,214,007.54
  5. Step 5: Solve for x
    x = 732,829,214,007.54/898,211.40
  6. Step 6: Final answer
    x = 815,876.10

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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.