Home / 914,222.58-1,372,218.39-441,240.90

Finding the Fourth Proportional to 914,222.58, 1,372,218.39 and 441,240.90

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Solution

The fourth proportional to 914,222.58, 1,372,218.39 and 441,240.90 is: 662,288.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,222.58 : 1,372,218.39 = 441,240.90 : x
  2. Step 2: Convert to fraction form
    914,222.58/1,372,218.39 = 441,240.90/x
  3. Step 3: Cross multiply
    914,222.58x = 1,372,218.39 × 441,240.90
  4. Step 4: Simplify right side
    914,222.58x = 605,478,877,400.15
  5. Step 5: Solve for x
    x = 605,478,877,400.15/914,222.58
  6. Step 6: Final answer
    x = 662,288.26

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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.