Home / 297,923.94-446,886.09-87,709.50

Finding the Fourth Proportional to 297,923.94, 446,886.09 and 87,709.50

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Solution

The fourth proportional to 297,923.94, 446,886.09 and 87,709.50 is: 131,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,923.94 : 446,886.09 = 87,709.50 : x
  2. Step 2: Convert to fraction form
    297,923.94/446,886.09 = 87,709.50/x
  3. Step 3: Cross multiply
    297,923.94x = 446,886.09 × 87,709.50
  4. Step 4: Simplify right side
    297,923.94x = 39,196,155,510.86
  5. Step 5: Solve for x
    x = 39,196,155,510.86/297,923.94
  6. Step 6: Final answer
    x = 131,564.30

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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.