Home / 448,143.50-618,468-246,939.50

Finding the Fourth Proportional to 448,143.50, 618,468 and 246,939.50

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Solution

The fourth proportional to 448,143.50, 618,468 and 246,939.50 is: 340,793.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,143.50 : 618,468 = 246,939.50 : x
  2. Step 2: Convert to fraction form
    448,143.50/618,468 = 246,939.50/x
  3. Step 3: Cross multiply
    448,143.50x = 618,468 × 246,939.50
  4. Step 4: Simplify right side
    448,143.50x = 152,724,178,686
  5. Step 5: Solve for x
    x = 152,724,178,686/448,143.50
  6. Step 6: Final answer
    x = 340,793.02

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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.