Home / 296,906.13-445,352.93-72,267.82

Finding the Fourth Proportional to 296,906.13, 445,352.93 and 72,267.82

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Solution

The fourth proportional to 296,906.13, 445,352.93 and 72,267.82 is: 108,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,906.13 : 445,352.93 = 72,267.82 : x
  2. Step 2: Convert to fraction form
    296,906.13/445,352.93 = 72,267.82/x
  3. Step 3: Cross multiply
    296,906.13x = 445,352.93 × 72,267.82
  4. Step 4: Simplify right side
    296,906.13x = 32,184,684,178.00
  5. Step 5: Solve for x
    x = 32,184,684,178.00/296,906.13
  6. Step 6: Final answer
    x = 108,400.20

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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.