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Finding the Fourth Proportional to 295,502.50, 443,253.78 and 73,886.50

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Solution

The fourth proportional to 295,502.50, 443,253.78 and 73,886.50 is: 110,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,502.50 : 443,253.78 = 73,886.50 : x
  2. Step 2: Convert to fraction form
    295,502.50/443,253.78 = 73,886.50/x
  3. Step 3: Cross multiply
    295,502.50x = 443,253.78 × 73,886.50
  4. Step 4: Simplify right side
    295,502.50x = 32,750,470,415.97
  5. Step 5: Solve for x
    x = 32,750,470,415.97/295,502.50
  6. Step 6: Final answer
    x = 110,829.76

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1.5x scale

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.