Home / 757,887.48-1,045,891.98-418,348.44

Finding the Fourth Proportional to 757,887.48, 1,045,891.98 and 418,348.44

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Solution

The fourth proportional to 757,887.48, 1,045,891.98 and 418,348.44 is: 577,324.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,887.48 : 1,045,891.98 = 418,348.44 : x
  2. Step 2: Convert to fraction form
    757,887.48/1,045,891.98 = 418,348.44/x
  3. Step 3: Cross multiply
    757,887.48x = 1,045,891.98 × 418,348.44
  4. Step 4: Simplify right side
    757,887.48x = 437,547,278,241.51
  5. Step 5: Solve for x
    x = 437,547,278,241.51/757,887.48
  6. Step 6: Final answer
    x = 577,324.85

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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.