Home / 558,872.50-771,244.14-304,225.60

Finding the Fourth Proportional to 558,872.50, 771,244.14 and 304,225.60

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Solution

The fourth proportional to 558,872.50, 771,244.14 and 304,225.60 is: 419,831.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,872.50 : 771,244.14 = 304,225.60 : x
  2. Step 2: Convert to fraction form
    558,872.50/771,244.14 = 304,225.60/x
  3. Step 3: Cross multiply
    558,872.50x = 771,244.14 × 304,225.60
  4. Step 4: Simplify right side
    558,872.50x = 234,632,211,237.98
  5. Step 5: Solve for x
    x = 234,632,211,237.98/558,872.50
  6. Step 6: Final answer
    x = 419,831.38

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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.