Home / 508,961.06-763,204.62-188,890.02

Finding the Fourth Proportional to 508,961.06, 763,204.62 and 188,890.02

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Solution

The fourth proportional to 508,961.06, 763,204.62 and 188,890.02 is: 283,247.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,961.06 : 763,204.62 = 188,890.02 : x
  2. Step 2: Convert to fraction form
    508,961.06/763,204.62 = 188,890.02/x
  3. Step 3: Cross multiply
    508,961.06x = 763,204.62 × 188,890.02
  4. Step 4: Simplify right side
    508,961.06x = 144,161,735,935.89
  5. Step 5: Solve for x
    x = 144,161,735,935.89/508,961.06
  6. Step 6: Final answer
    x = 283,247.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.