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Finding the Fourth Proportional to 397,775.66, 596,598.24 and 109,520.06

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Solution

The fourth proportional to 397,775.66, 596,598.24 and 109,520.06 is: 164,262.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,775.66 : 596,598.24 = 109,520.06 : x
  2. Step 2: Convert to fraction form
    397,775.66/596,598.24 = 109,520.06/x
  3. Step 3: Cross multiply
    397,775.66x = 596,598.24 × 109,520.06
  4. Step 4: Simplify right side
    397,775.66x = 65,339,475,040.69
  5. Step 5: Solve for x
    x = 65,339,475,040.69/397,775.66
  6. Step 6: Final answer
    x = 164,262.12

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1.5x scale

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.