Home / 1,072,378.86-1,608,799.74-362,391.18

Finding the Fourth Proportional to 1,072,378.86, 1,608,799.74 and 362,391.18

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Solution

The fourth proportional to 1,072,378.86, 1,608,799.74 and 362,391.18 is: 543,664.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,378.86 : 1,608,799.74 = 362,391.18 : x
  2. Step 2: Convert to fraction form
    1,072,378.86/1,608,799.74 = 362,391.18/x
  3. Step 3: Cross multiply
    1,072,378.86x = 1,608,799.74 × 362,391.18
  4. Step 4: Simplify right side
    1,072,378.86x = 583,014,836,162.29
  5. Step 5: Solve for x
    x = 583,014,836,162.29/1,072,378.86
  6. Step 6: Final answer
    x = 543,664.98

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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.