Home / 447,939.50-618,156.54-246,735.50

Finding the Fourth Proportional to 447,939.50, 618,156.54 and 246,735.50

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Solution

The fourth proportional to 447,939.50, 618,156.54 and 246,735.50 is: 340,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,939.50 : 618,156.54 = 246,735.50 : x
  2. Step 2: Convert to fraction form
    447,939.50/618,156.54 = 246,735.50/x
  3. Step 3: Cross multiply
    447,939.50x = 618,156.54 × 246,735.50
  4. Step 4: Simplify right side
    447,939.50x = 152,521,162,975.17
  5. Step 5: Solve for x
    x = 152,521,162,975.17/447,939.50
  6. Step 6: Final answer
    x = 340,495.01

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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.