Home / 938,552.58-1,407,883.65-362,178.90

Finding the Fourth Proportional to 938,552.58, 1,407,883.65 and 362,178.90

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Solution

The fourth proportional to 938,552.58, 1,407,883.65 and 362,178.90 is: 543,289.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,552.58 : 1,407,883.65 = 362,178.90 : x
  2. Step 2: Convert to fraction form
    938,552.58/1,407,883.65 = 362,178.90/x
  3. Step 3: Cross multiply
    938,552.58x = 1,407,883.65 × 362,178.90
  4. Step 4: Simplify right side
    938,552.58x = 509,905,751,684.99
  5. Step 5: Solve for x
    x = 509,905,751,684.99/938,552.58
  6. Step 6: Final answer
    x = 543,289.49

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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.