Home / 719,182.32-1,079,436.06-364,447.68

Finding the Fourth Proportional to 719,182.32, 1,079,436.06 and 364,447.68

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Solution

The fourth proportional to 719,182.32, 1,079,436.06 and 364,447.68 is: 547,007.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,182.32 : 1,079,436.06 = 364,447.68 : x
  2. Step 2: Convert to fraction form
    719,182.32/1,079,436.06 = 364,447.68/x
  3. Step 3: Cross multiply
    719,182.32x = 1,079,436.06 × 364,447.68
  4. Step 4: Simplify right side
    719,182.32x = 393,397,967,775.34
  5. Step 5: Solve for x
    x = 393,397,967,775.34/719,182.32
  6. Step 6: Final answer
    x = 547,007.28

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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.