Home / 701,433.24-1,050,627.38-430,739.81

Finding the Fourth Proportional to 701,433.24, 1,050,627.38 and 430,739.81

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Solution

The fourth proportional to 701,433.24, 1,050,627.38 and 430,739.81 is: 645,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,433.24 : 1,050,627.38 = 430,739.81 : x
  2. Step 2: Convert to fraction form
    701,433.24/1,050,627.38 = 430,739.81/x
  3. Step 3: Cross multiply
    701,433.24x = 1,050,627.38 × 430,739.81
  4. Step 4: Simplify right side
    701,433.24x = 452,547,034,575.02
  5. Step 5: Solve for x
    x = 452,547,034,575.02/701,433.24
  6. Step 6: Final answer
    x = 645,174.78

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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.