Home / 788,824.22-1,088,577.39-426,248.06

Finding the Fourth Proportional to 788,824.22, 1,088,577.39 and 426,248.06

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Solution

The fourth proportional to 788,824.22, 1,088,577.39 and 426,248.06 is: 588,222.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,824.22 : 1,088,577.39 = 426,248.06 : x
  2. Step 2: Convert to fraction form
    788,824.22/1,088,577.39 = 426,248.06/x
  3. Step 3: Cross multiply
    788,824.22x = 1,088,577.39 × 426,248.06
  4. Step 4: Simplify right side
    788,824.22x = 464,004,000,647.36
  5. Step 5: Solve for x
    x = 464,004,000,647.36/788,824.22
  6. Step 6: Final answer
    x = 588,222.31

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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.