Home / 572,799.80-859,310.34-217,786.22

Finding the Fourth Proportional to 572,799.80, 859,310.34 and 217,786.22

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Solution

The fourth proportional to 572,799.80, 859,310.34 and 217,786.22 is: 326,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,799.80 : 859,310.34 = 217,786.22 : x
  2. Step 2: Convert to fraction form
    572,799.80/859,310.34 = 217,786.22/x
  3. Step 3: Cross multiply
    572,799.80x = 859,310.34 × 217,786.22
  4. Step 4: Simplify right side
    572,799.80x = 187,145,949,666.58
  5. Step 5: Solve for x
    x = 187,145,949,666.58/572,799.80
  6. Step 6: Final answer
    x = 326,721.39

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1.5x scale

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.