Home / 402,935.75-604,273.30-133,003.25

Finding the Fourth Proportional to 402,935.75, 604,273.30 and 133,003.25

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Solution

The fourth proportional to 402,935.75, 604,273.30 and 133,003.25 is: 199,461.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,935.75 : 604,273.30 = 133,003.25 : x
  2. Step 2: Convert to fraction form
    402,935.75/604,273.30 = 133,003.25/x
  3. Step 3: Cross multiply
    402,935.75x = 604,273.30 × 133,003.25
  4. Step 4: Simplify right side
    402,935.75x = 80,370,313,966.40
  5. Step 5: Solve for x
    x = 80,370,313,966.40/402,935.75
  6. Step 6: Final answer
    x = 199,461.86

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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.