Home / 354,918.08-532,581.72-197,133.20

Finding the Fourth Proportional to 354,918.08, 532,581.72 and 197,133.20

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Solution

The fourth proportional to 354,918.08, 532,581.72 and 197,133.20 is: 295,813.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,918.08 : 532,581.72 = 197,133.20 : x
  2. Step 2: Convert to fraction form
    354,918.08/532,581.72 = 197,133.20/x
  3. Step 3: Cross multiply
    354,918.08x = 532,581.72 × 197,133.20
  4. Step 4: Simplify right side
    354,918.08x = 104,989,538,725.10
  5. Step 5: Solve for x
    x = 104,989,538,725.10/354,918.08
  6. Step 6: Final answer
    x = 295,813.44

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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.