Home / 1,494,308.70-2,241,222.48-429,108.48

Finding the Fourth Proportional to 1,494,308.70, 2,241,222.48 and 429,108.48

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Solution

The fourth proportional to 1,494,308.70, 2,241,222.48 and 429,108.48 is: 643,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,308.70 : 2,241,222.48 = 429,108.48 : x
  2. Step 2: Convert to fraction form
    1,494,308.70/2,241,222.48 = 429,108.48/x
  3. Step 3: Cross multiply
    1,494,308.70x = 2,241,222.48 × 429,108.48
  4. Step 4: Simplify right side
    1,494,308.70x = 961,727,571,734.63
  5. Step 5: Solve for x
    x = 961,727,571,734.63/1,494,308.70
  6. Step 6: Final answer
    x = 643,593.64

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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.