Home / 757,644.70-1,045,555.92-413,483.44

Finding the Fourth Proportional to 757,644.70, 1,045,555.92 and 413,483.44

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Solution

The fourth proportional to 757,644.70, 1,045,555.92 and 413,483.44 is: 570,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,644.70 : 1,045,555.92 = 413,483.44 : x
  2. Step 2: Convert to fraction form
    757,644.70/1,045,555.92 = 413,483.44/x
  3. Step 3: Cross multiply
    757,644.70x = 1,045,555.92 × 413,483.44
  4. Step 4: Simplify right side
    757,644.70x = 432,320,058,513.97
  5. Step 5: Solve for x
    x = 432,320,058,513.97/757,644.70
  6. Step 6: Final answer
    x = 570,610.55

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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.