Home / 802,526.90-1,203,440.39-303,540.98

Finding the Fourth Proportional to 802,526.90, 1,203,440.39 and 303,540.98

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Solution

The fourth proportional to 802,526.90, 1,203,440.39 and 303,540.98 is: 455,179.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,526.90 : 1,203,440.39 = 303,540.98 : x
  2. Step 2: Convert to fraction form
    802,526.90/1,203,440.39 = 303,540.98/x
  3. Step 3: Cross multiply
    802,526.90x = 1,203,440.39 × 303,540.98
  4. Step 4: Simplify right side
    802,526.90x = 365,293,467,817.28
  5. Step 5: Solve for x
    x = 365,293,467,817.28/802,526.90
  6. Step 6: Final answer
    x = 455,179.10

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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.