Home / 957,200.22-1,320,945.03-527,495.76

Finding the Fourth Proportional to 957,200.22, 1,320,945.03 and 527,495.76

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Solution

The fourth proportional to 957,200.22, 1,320,945.03 and 527,495.76 is: 727,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,200.22 : 1,320,945.03 = 527,495.76 : x
  2. Step 2: Convert to fraction form
    957,200.22/1,320,945.03 = 527,495.76/x
  3. Step 3: Cross multiply
    957,200.22x = 1,320,945.03 × 527,495.76
  4. Step 4: Simplify right side
    957,200.22x = 696,792,902,518.07
  5. Step 5: Solve for x
    x = 696,792,902,518.07/957,200.22
  6. Step 6: Final answer
    x = 727,948.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.