Home / 701,799.29-1,051,966.25-509,208.43

Finding the Fourth Proportional to 701,799.29, 1,051,966.25 and 509,208.43

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Solution

The fourth proportional to 701,799.29, 1,051,966.25 and 509,208.43 is: 763,281.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,799.29 : 1,051,966.25 = 509,208.43 : x
  2. Step 2: Convert to fraction form
    701,799.29/1,051,966.25 = 509,208.43/x
  3. Step 3: Cross multiply
    701,799.29x = 1,051,966.25 × 509,208.43
  4. Step 4: Simplify right side
    701,799.29x = 535,670,077,315.66
  5. Step 5: Solve for x
    x = 535,670,077,315.66/701,799.29
  6. Step 6: Final answer
    x = 763,281.02

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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.