Home / 804,233.80-1,207,031.10-331,258.60

Finding the Fourth Proportional to 804,233.80, 1,207,031.10 and 331,258.60

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Solution

The fourth proportional to 804,233.80, 1,207,031.10 and 331,258.60 is: 497,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,233.80 : 1,207,031.10 = 331,258.60 : x
  2. Step 2: Convert to fraction form
    804,233.80/1,207,031.10 = 331,258.60/x
  3. Step 3: Cross multiply
    804,233.80x = 1,207,031.10 × 331,258.60
  4. Step 4: Simplify right side
    804,233.80x = 399,839,432,342.46
  5. Step 5: Solve for x
    x = 399,839,432,342.46/804,233.80
  6. Step 6: Final answer
    x = 497,168.15

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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.