Home / 358,928.62-538,403.38-134,246.19

Finding the Fourth Proportional to 358,928.62, 538,403.38 and 134,246.19

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Solution

The fourth proportional to 358,928.62, 538,403.38 and 134,246.19 is: 201,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,928.62 : 538,403.38 = 134,246.19 : x
  2. Step 2: Convert to fraction form
    358,928.62/538,403.38 = 134,246.19/x
  3. Step 3: Cross multiply
    358,928.62x = 538,403.38 × 134,246.19
  4. Step 4: Simplify right side
    358,928.62x = 72,278,599,966.31
  5. Step 5: Solve for x
    x = 72,278,599,966.31/358,928.62
  6. Step 6: Final answer
    x = 201,373.19

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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.