Home / 397,302.20-595,953.30-352,687.40

Finding the Fourth Proportional to 397,302.20, 595,953.30 and 352,687.40

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Solution

The fourth proportional to 397,302.20, 595,953.30 and 352,687.40 is: 529,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,302.20 : 595,953.30 = 352,687.40 : x
  2. Step 2: Convert to fraction form
    397,302.20/595,953.30 = 352,687.40/x
  3. Step 3: Cross multiply
    397,302.20x = 595,953.30 × 352,687.40
  4. Step 4: Simplify right side
    397,302.20x = 210,185,219,898.42
  5. Step 5: Solve for x
    x = 210,185,219,898.42/397,302.20
  6. Step 6: Final answer
    x = 529,031.10

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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.