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Finding the Fourth Proportional to 585,258.35, 807,722.07 and 330,625.94

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Solution

The fourth proportional to 585,258.35, 807,722.07 and 330,625.94 is: 456,300.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,258.35 : 807,722.07 = 330,625.94 : x
  2. Step 2: Convert to fraction form
    585,258.35/807,722.07 = 330,625.94/x
  3. Step 3: Cross multiply
    585,258.35x = 807,722.07 × 330,625.94
  4. Step 4: Simplify right side
    585,258.35x = 267,053,868,652.50
  5. Step 5: Solve for x
    x = 267,053,868,652.50/585,258.35
  6. Step 6: Final answer
    x = 456,300.83

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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.