Home / 559,467.75-772,055.69-304,820.73

Finding the Fourth Proportional to 559,467.75, 772,055.69 and 304,820.73

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Solution

The fourth proportional to 559,467.75, 772,055.69 and 304,820.73 is: 420,647.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,467.75 : 772,055.69 = 304,820.73 : x
  2. Step 2: Convert to fraction form
    559,467.75/772,055.69 = 304,820.73/x
  3. Step 3: Cross multiply
    559,467.75x = 772,055.69 × 304,820.73
  4. Step 4: Simplify right side
    559,467.75x = 235,338,577,502.35
  5. Step 5: Solve for x
    x = 235,338,577,502.35/559,467.75
  6. Step 6: Final answer
    x = 420,647.26

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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.