Home / 575,823.38-794,634.02-317,716.39

Finding the Fourth Proportional to 575,823.38, 794,634.02 and 317,716.39

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Solution

The fourth proportional to 575,823.38, 794,634.02 and 317,716.39 is: 438,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,823.38 : 794,634.02 = 317,716.39 : x
  2. Step 2: Convert to fraction form
    575,823.38/794,634.02 = 317,716.39/x
  3. Step 3: Cross multiply
    575,823.38x = 794,634.02 × 317,716.39
  4. Step 4: Simplify right side
    575,823.38x = 252,468,248,331.92
  5. Step 5: Solve for x
    x = 252,468,248,331.92/575,823.38
  6. Step 6: Final answer
    x = 438,447.38

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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.