Home / 757,273.35-1,045,040.21-413,116.64

Finding the Fourth Proportional to 757,273.35, 1,045,040.21 and 413,116.64

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Solution

The fourth proportional to 757,273.35, 1,045,040.21 and 413,116.64 is: 570,102.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,273.35 : 1,045,040.21 = 413,116.64 : x
  2. Step 2: Convert to fraction form
    757,273.35/1,045,040.21 = 413,116.64/x
  3. Step 3: Cross multiply
    757,273.35x = 1,045,040.21 × 413,116.64
  4. Step 4: Simplify right side
    757,273.35x = 431,723,492,929.31
  5. Step 5: Solve for x
    x = 431,723,492,929.31/757,273.35
  6. Step 6: Final answer
    x = 570,102.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.