Home / 831,184.38-1,246,470.39-298,562.40

Finding the Fourth Proportional to 831,184.38, 1,246,470.39 and 298,562.40

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Solution

The fourth proportional to 831,184.38, 1,246,470.39 and 298,562.40 is: 447,733.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,184.38 : 1,246,470.39 = 298,562.40 : x
  2. Step 2: Convert to fraction form
    831,184.38/1,246,470.39 = 298,562.40/x
  3. Step 3: Cross multiply
    831,184.38x = 1,246,470.39 × 298,562.40
  4. Step 4: Simplify right side
    831,184.38x = 372,149,191,167.34
  5. Step 5: Solve for x
    x = 372,149,191,167.34/831,184.38
  6. Step 6: Final answer
    x = 447,733.62

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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.