Home / 845,759.36-1,265,995.20-545,839.04

Finding the Fourth Proportional to 845,759.36, 1,265,995.20 and 545,839.04

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Solution

The fourth proportional to 845,759.36, 1,265,995.20 and 545,839.04 is: 817,052.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,759.36 : 1,265,995.20 = 545,839.04 : x
  2. Step 2: Convert to fraction form
    845,759.36/1,265,995.20 = 545,839.04/x
  3. Step 3: Cross multiply
    845,759.36x = 1,265,995.20 × 545,839.04
  4. Step 4: Simplify right side
    845,759.36x = 691,029,604,612.61
  5. Step 5: Solve for x
    x = 691,029,604,612.61/845,759.36
  6. Step 6: Final answer
    x = 817,052.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.