Home / 605,911.46-836,120.07-333,981.50

Finding the Fourth Proportional to 605,911.46, 836,120.07 and 333,981.50

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Solution

The fourth proportional to 605,911.46, 836,120.07 and 333,981.50 is: 460,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,911.46 : 836,120.07 = 333,981.50 : x
  2. Step 2: Convert to fraction form
    605,911.46/836,120.07 = 333,981.50/x
  3. Step 3: Cross multiply
    605,911.46x = 836,120.07 × 333,981.50
  4. Step 4: Simplify right side
    605,911.46x = 279,248,630,978.11
  5. Step 5: Solve for x
    x = 279,248,630,978.11/605,911.46
  6. Step 6: Final answer
    x = 460,873.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.