Home / 482,373.48-723,563.46-145,415.10

Finding the Fourth Proportional to 482,373.48, 723,563.46 and 145,415.10

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Solution

The fourth proportional to 482,373.48, 723,563.46 and 145,415.10 is: 218,123.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,373.48 : 723,563.46 = 145,415.10 : x
  2. Step 2: Convert to fraction form
    482,373.48/723,563.46 = 145,415.10/x
  3. Step 3: Cross multiply
    482,373.48x = 723,563.46 × 145,415.10
  4. Step 4: Simplify right side
    482,373.48x = 105,217,052,892.25
  5. Step 5: Solve for x
    x = 105,217,052,892.25/482,373.48
  6. Step 6: Final answer
    x = 218,123.63

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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.