Home / 790,793.00-1,091,292.37-428,216.84

Finding the Fourth Proportional to 790,793.00, 1,091,292.37 and 428,216.84

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Solution

The fourth proportional to 790,793.00, 1,091,292.37 and 428,216.84 is: 590,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,793.00 : 1,091,292.37 = 428,216.84 : x
  2. Step 2: Convert to fraction form
    790,793.00/1,091,292.37 = 428,216.84/x
  3. Step 3: Cross multiply
    790,793.00x = 1,091,292.37 × 428,216.84
  4. Step 4: Simplify right side
    790,793.00x = 467,309,763,670.51
  5. Step 5: Solve for x
    x = 467,309,763,670.51/790,793.00
  6. Step 6: Final answer
    x = 590,938.17

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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.