Home / 425,566.22-587,521.26-282,521.84

Finding the Fourth Proportional to 425,566.22, 587,521.26 and 282,521.84

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Solution

The fourth proportional to 425,566.22, 587,521.26 and 282,521.84 is: 390,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,566.22 : 587,521.26 = 282,521.84 : x
  2. Step 2: Convert to fraction form
    425,566.22/587,521.26 = 282,521.84/x
  3. Step 3: Cross multiply
    425,566.22x = 587,521.26 × 282,521.84
  4. Step 4: Simplify right side
    425,566.22x = 165,987,587,414.32
  5. Step 5: Solve for x
    x = 165,987,587,414.32/425,566.22
  6. Step 6: Final answer
    x = 390,039.39

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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.