Home / 757,714.63-1,045,648.43-413,553.73

Finding the Fourth Proportional to 757,714.63, 1,045,648.43 and 413,553.73

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Solution

The fourth proportional to 757,714.63, 1,045,648.43 and 413,553.73 is: 570,705.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,714.63 : 1,045,648.43 = 413,553.73 : x
  2. Step 2: Convert to fraction form
    757,714.63/1,045,648.43 = 413,553.73/x
  3. Step 3: Cross multiply
    757,714.63x = 1,045,648.43 × 413,553.73
  4. Step 4: Simplify right side
    757,714.63x = 432,431,808,495.14
  5. Step 5: Solve for x
    x = 432,431,808,495.14/757,714.63
  6. Step 6: Final answer
    x = 570,705.37

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Double scale
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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.