Home / 558,870.75-771,241.73-304,223.85

Finding the Fourth Proportional to 558,870.75, 771,241.73 and 304,223.85

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Solution

The fourth proportional to 558,870.75, 771,241.73 and 304,223.85 is: 419,828.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,870.75 : 771,241.73 = 304,223.85 : x
  2. Step 2: Convert to fraction form
    558,870.75/771,241.73 = 304,223.85/x
  3. Step 3: Cross multiply
    558,870.75x = 771,241.73 × 304,223.85
  4. Step 4: Simplify right side
    558,870.75x = 234,630,126,860.14
  5. Step 5: Solve for x
    x = 234,630,126,860.14/558,870.75
  6. Step 6: Final answer
    x = 419,828.96

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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.