Home / 558,872.25-771,243.80-304,225.35

Finding the Fourth Proportional to 558,872.25, 771,243.80 and 304,225.35

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Solution

The fourth proportional to 558,872.25, 771,243.80 and 304,225.35 is: 419,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,872.25 : 771,243.80 = 304,225.35 : x
  2. Step 2: Convert to fraction form
    558,872.25/771,243.80 = 304,225.35/x
  3. Step 3: Cross multiply
    558,872.25x = 771,243.80 × 304,225.35
  4. Step 4: Simplify right side
    558,872.25x = 234,631,913,469.20
  5. Step 5: Solve for x
    x = 234,631,913,469.20/558,872.25
  6. Step 6: Final answer
    x = 419,831.03

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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.