Home / 755,095.83-1,041,797.70-428,354.97

Finding the Fourth Proportional to 755,095.83, 1,041,797.70 and 428,354.97

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Solution

The fourth proportional to 755,095.83, 1,041,797.70 and 428,354.97 is: 590,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,095.83 : 1,041,797.70 = 428,354.97 : x
  2. Step 2: Convert to fraction form
    755,095.83/1,041,797.70 = 428,354.97/x
  3. Step 3: Cross multiply
    755,095.83x = 1,041,797.70 × 428,354.97
  4. Step 4: Simplify right side
    755,095.83x = 446,259,222,529.57
  5. Step 5: Solve for x
    x = 446,259,222,529.57/755,095.83
  6. Step 6: Final answer
    x = 590,996.80

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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.