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Finding the Fourth Proportional to 954,615, 1,317,334.98 and 524,892.12

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Solution

The fourth proportional to 954,615, 1,317,334.98 and 524,892.12 is: 724,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,615 : 1,317,334.98 = 524,892.12 : x
  2. Step 2: Convert to fraction form
    954,615/1,317,334.98 = 524,892.12/x
  3. Step 3: Cross multiply
    954,615x = 1,317,334.98 × 524,892.12
  4. Step 4: Simplify right side
    954,615x = 691,458,750,402.36
  5. Step 5: Solve for x
    x = 691,458,750,402.36/954,615
  6. Step 6: Final answer
    x = 724,332.58

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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.