Home / 949,953.44-1,425,109.44-381,379.10

Finding the Fourth Proportional to 949,953.44, 1,425,109.44 and 381,379.10

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Solution

The fourth proportional to 949,953.44, 1,425,109.44 and 381,379.10 is: 572,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,953.44 : 1,425,109.44 = 381,379.10 : x
  2. Step 2: Convert to fraction form
    949,953.44/1,425,109.44 = 381,379.10/x
  3. Step 3: Cross multiply
    949,953.44x = 1,425,109.44 × 381,379.10
  4. Step 4: Simplify right side
    949,953.44x = 543,506,955,628.70
  5. Step 5: Solve for x
    x = 543,506,955,628.70/949,953.44
  6. Step 6: Final answer
    x = 572,140.63

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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.