Home / 603,541.20-903,999.60-366,470.40

Finding the Fourth Proportional to 603,541.20, 903,999.60 and 366,470.40

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Solution

The fourth proportional to 603,541.20, 903,999.60 and 366,470.40 is: 548,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,541.20 : 903,999.60 = 366,470.40 : x
  2. Step 2: Convert to fraction form
    603,541.20/903,999.60 = 366,470.40/x
  3. Step 3: Cross multiply
    603,541.20x = 903,999.60 × 366,470.40
  4. Step 4: Simplify right side
    603,541.20x = 331,289,095,011.84
  5. Step 5: Solve for x
    x = 331,289,095,011.84/603,541.20
  6. Step 6: Final answer
    x = 548,908.83

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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.