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Finding the Fourth Proportional to 442,303.03, 663,455.00 and 109,879.03

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Solution

The fourth proportional to 442,303.03, 663,455.00 and 109,879.03 is: 164,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,303.03 : 663,455.00 = 109,879.03 : x
  2. Step 2: Convert to fraction form
    442,303.03/663,455.00 = 109,879.03/x
  3. Step 3: Cross multiply
    442,303.03x = 663,455.00 × 109,879.03
  4. Step 4: Simplify right side
    442,303.03x = 72,899,792,952.67
  5. Step 5: Solve for x
    x = 72,899,792,952.67/442,303.03
  6. Step 6: Final answer
    x = 164,818.66

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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.