Home / 701,443.67-1,050,642.96-430,750.33

Finding the Fourth Proportional to 701,443.67, 1,050,642.96 and 430,750.33

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Solution

The fourth proportional to 701,443.67, 1,050,642.96 and 430,750.33 is: 645,190.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,443.67 : 1,050,642.96 = 430,750.33 : x
  2. Step 2: Convert to fraction form
    701,443.67/1,050,642.96 = 430,750.33/x
  3. Step 3: Cross multiply
    701,443.67x = 1,050,642.96 × 430,750.33
  4. Step 4: Simplify right side
    701,443.67x = 452,564,801,732.18
  5. Step 5: Solve for x
    x = 452,564,801,732.18/701,443.67
  6. Step 6: Final answer
    x = 645,190.51

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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.