Home / 397,966.32-597,014.28-117,511.92

Finding the Fourth Proportional to 397,966.32, 597,014.28 and 117,511.92

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Solution

The fourth proportional to 397,966.32, 597,014.28 and 117,511.92 is: 176,287.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,966.32 : 597,014.28 = 117,511.92 : x
  2. Step 2: Convert to fraction form
    397,966.32/597,014.28 = 117,511.92/x
  3. Step 3: Cross multiply
    397,966.32x = 597,014.28 × 117,511.92
  4. Step 4: Simplify right side
    397,966.32x = 70,156,294,310.22
  5. Step 5: Solve for x
    x = 70,156,294,310.22/397,966.32
  6. Step 6: Final answer
    x = 176,287.01

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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.