Home / 346,914.94-478,766.82-193,982.92

Finding the Fourth Proportional to 346,914.94, 478,766.82 and 193,982.92

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Solution

The fourth proportional to 346,914.94, 478,766.82 and 193,982.92 is: 267,709.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,914.94 : 478,766.82 = 193,982.92 : x
  2. Step 2: Convert to fraction form
    346,914.94/478,766.82 = 193,982.92/x
  3. Step 3: Cross multiply
    346,914.94x = 478,766.82 × 193,982.92
  4. Step 4: Simplify right side
    346,914.94x = 92,872,585,742.71
  5. Step 5: Solve for x
    x = 92,872,585,742.71/346,914.94
  6. Step 6: Final answer
    x = 267,709.96

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1.5x scale

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.