Home / 572,971.07-790,653.79-331,269.23

Finding the Fourth Proportional to 572,971.07, 790,653.79 and 331,269.23

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Solution

The fourth proportional to 572,971.07, 790,653.79 and 331,269.23 is: 457,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,971.07 : 790,653.79 = 331,269.23 : x
  2. Step 2: Convert to fraction form
    572,971.07/790,653.79 = 331,269.23/x
  3. Step 3: Cross multiply
    572,971.07x = 790,653.79 × 331,269.23
  4. Step 4: Simplify right side
    572,971.07x = 261,919,267,428.44
  5. Step 5: Solve for x
    x = 261,919,267,428.44/572,971.07
  6. Step 6: Final answer
    x = 457,124.77

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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.