Home / 1,144,039.20-1,715,770.89-470,308.38

Finding the Fourth Proportional to 1,144,039.20, 1,715,770.89 and 470,308.38

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Solution

The fourth proportional to 1,144,039.20, 1,715,770.89 and 470,308.38 is: 705,344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,039.20 : 1,715,770.89 = 470,308.38 : x
  2. Step 2: Convert to fraction form
    1,144,039.20/1,715,770.89 = 470,308.38/x
  3. Step 3: Cross multiply
    1,144,039.20x = 1,715,770.89 × 470,308.38
  4. Step 4: Simplify right side
    1,144,039.20x = 806,941,427,727.06
  5. Step 5: Solve for x
    x = 806,941,427,727.06/1,144,039.20
  6. Step 6: Final answer
    x = 705,344.21

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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.