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Finding the Fourth Proportional to 295,494.75, 443,242.13 and 73,878.75

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Solution

The fourth proportional to 295,494.75, 443,242.13 and 73,878.75 is: 110,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,494.75 : 443,242.13 = 73,878.75 : x
  2. Step 2: Convert to fraction form
    295,494.75/443,242.13 = 73,878.75/x
  3. Step 3: Cross multiply
    295,494.75x = 443,242.13 × 73,878.75
  4. Step 4: Simplify right side
    295,494.75x = 32,746,174,142.34
  5. Step 5: Solve for x
    x = 32,746,174,142.34/295,494.75
  6. Step 6: Final answer
    x = 110,818.13

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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.