Home / 572,986.52-790,675.04-331,284.60

Finding the Fourth Proportional to 572,986.52, 790,675.04 and 331,284.60

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Solution

The fourth proportional to 572,986.52, 790,675.04 and 331,284.60 is: 457,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,986.52 : 790,675.04 = 331,284.60 : x
  2. Step 2: Convert to fraction form
    572,986.52/790,675.04 = 331,284.60/x
  3. Step 3: Cross multiply
    572,986.52x = 790,675.04 × 331,284.60
  4. Step 4: Simplify right side
    572,986.52x = 261,938,464,356.38
  5. Step 5: Solve for x
    x = 261,938,464,356.38/572,986.52
  6. Step 6: Final answer
    x = 457,145.95

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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.