Home / 946,735.68-1,306,322.56-538,813.72

Finding the Fourth Proportional to 946,735.68, 1,306,322.56 and 538,813.72

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Solution

The fourth proportional to 946,735.68, 1,306,322.56 and 538,813.72 is: 743,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,735.68 : 1,306,322.56 = 538,813.72 : x
  2. Step 2: Convert to fraction form
    946,735.68/1,306,322.56 = 538,813.72/x
  3. Step 3: Cross multiply
    946,735.68x = 1,306,322.56 × 538,813.72
  4. Step 4: Simplify right side
    946,735.68x = 703,864,518,073.52
  5. Step 5: Solve for x
    x = 703,864,518,073.52/946,735.68
  6. Step 6: Final answer
    x = 743,464.66

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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.