Home / 559,625.22-772,282.80-304,976.34

Finding the Fourth Proportional to 559,625.22, 772,282.80 and 304,976.34

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Solution

The fourth proportional to 559,625.22, 772,282.80 and 304,976.34 is: 420,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,625.22 : 772,282.80 = 304,976.34 : x
  2. Step 2: Convert to fraction form
    559,625.22/772,282.80 = 304,976.34/x
  3. Step 3: Cross multiply
    559,625.22x = 772,282.80 × 304,976.34
  4. Step 4: Simplify right side
    559,625.22x = 235,527,981,788.95
  5. Step 5: Solve for x
    x = 235,527,981,788.95/559,625.22
  6. Step 6: Final answer
    x = 420,867.35

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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.