Home / 719,181.32-1,079,434.56-364,446.68

Finding the Fourth Proportional to 719,181.32, 1,079,434.56 and 364,446.68

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Solution

The fourth proportional to 719,181.32, 1,079,434.56 and 364,446.68 is: 547,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,181.32 : 1,079,434.56 = 364,446.68 : x
  2. Step 2: Convert to fraction form
    719,181.32/1,079,434.56 = 364,446.68/x
  3. Step 3: Cross multiply
    719,181.32x = 1,079,434.56 × 364,446.68
  4. Step 4: Simplify right side
    719,181.32x = 393,396,341,669.26
  5. Step 5: Solve for x
    x = 393,396,341,669.26/719,181.32
  6. Step 6: Final answer
    x = 547,005.78

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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.