Home / 757,425.98-1,045,246.30-413,261.71

Finding the Fourth Proportional to 757,425.98, 1,045,246.30 and 413,261.71

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Solution

The fourth proportional to 757,425.98, 1,045,246.30 and 413,261.71 is: 570,300.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,425.98 : 1,045,246.30 = 413,261.71 : x
  2. Step 2: Convert to fraction form
    757,425.98/1,045,246.30 = 413,261.71/x
  3. Step 3: Cross multiply
    757,425.98x = 1,045,246.30 × 413,261.71
  4. Step 4: Simplify right side
    757,425.98x = 431,960,273,309.17
  5. Step 5: Solve for x
    x = 431,960,273,309.17/757,425.98
  6. Step 6: Final answer
    x = 570,300.31

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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.