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Finding the Fourth Proportional to 615,147.04, 922,639.48 and 182,855.32

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Solution

The fourth proportional to 615,147.04, 922,639.48 and 182,855.32 is: 274,258.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,147.04 : 922,639.48 = 182,855.32 : x
  2. Step 2: Convert to fraction form
    615,147.04/922,639.48 = 182,855.32/x
  3. Step 3: Cross multiply
    615,147.04x = 922,639.48 × 182,855.32
  4. Step 4: Simplify right side
    615,147.04x = 168,709,537,360.03
  5. Step 5: Solve for x
    x = 168,709,537,360.03/615,147.04
  6. Step 6: Final answer
    x = 274,258.88

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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.