Home / 1,029,516.58-1,543,748.28-430,314.22

Finding the Fourth Proportional to 1,029,516.58, 1,543,748.28 and 430,314.22

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Solution

The fourth proportional to 1,029,516.58, 1,543,748.28 and 430,314.22 is: 645,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,516.58 : 1,543,748.28 = 430,314.22 : x
  2. Step 2: Convert to fraction form
    1,029,516.58/1,543,748.28 = 430,314.22/x
  3. Step 3: Cross multiply
    1,029,516.58x = 1,543,748.28 × 430,314.22
  4. Step 4: Simplify right side
    1,029,516.58x = 664,296,836,984.54
  5. Step 5: Solve for x
    x = 664,296,836,984.54/1,029,516.58
  6. Step 6: Final answer
    x = 645,251.23

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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.