Home / 788,825.22-1,088,578.77-426,249.06

Finding the Fourth Proportional to 788,825.22, 1,088,578.77 and 426,249.06

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Solution

The fourth proportional to 788,825.22, 1,088,578.77 and 426,249.06 is: 588,223.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,825.22 : 1,088,578.77 = 426,249.06 : x
  2. Step 2: Convert to fraction form
    788,825.22/1,088,578.77 = 426,249.06/x
  3. Step 3: Cross multiply
    788,825.22x = 1,088,578.77 × 426,249.06
  4. Step 4: Simplify right side
    788,825.22x = 464,005,677,448.46
  5. Step 5: Solve for x
    x = 464,005,677,448.46/788,825.22
  6. Step 6: Final answer
    x = 588,223.68

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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.