Home / 297,846.40-446,769.60-171,875.20

Finding the Fourth Proportional to 297,846.40, 446,769.60 and 171,875.20

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Solution

The fourth proportional to 297,846.40, 446,769.60 and 171,875.20 is: 257,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,846.40 : 446,769.60 = 171,875.20 : x
  2. Step 2: Convert to fraction form
    297,846.40/446,769.60 = 171,875.20/x
  3. Step 3: Cross multiply
    297,846.40x = 446,769.60 × 171,875.20
  4. Step 4: Simplify right side
    297,846.40x = 76,788,614,353.92
  5. Step 5: Solve for x
    x = 76,788,614,353.92/297,846.40
  6. Step 6: Final answer
    x = 257,812.80

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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.