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Finding the Fourth Proportional to 397,794.08, 596,710.78 and 113,526.52

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Solution

The fourth proportional to 397,794.08, 596,710.78 and 113,526.52 is: 170,295.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,794.08 : 596,710.78 = 113,526.52 : x
  2. Step 2: Convert to fraction form
    397,794.08/596,710.78 = 113,526.52/x
  3. Step 3: Cross multiply
    397,794.08x = 596,710.78 × 113,526.52
  4. Step 4: Simplify right side
    397,794.08x = 67,742,498,299.89
  5. Step 5: Solve for x
    x = 67,742,498,299.89/397,794.08
  6. Step 6: Final answer
    x = 170,295.39

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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.