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Finding the Fourth Proportional to 662,573, 914,350.74 and 360,767

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Solution

The fourth proportional to 662,573, 914,350.74 and 360,767 is: 497,858.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,573 : 914,350.74 = 360,767 : x
  2. Step 2: Convert to fraction form
    662,573/914,350.74 = 360,767/x
  3. Step 3: Cross multiply
    662,573x = 914,350.74 × 360,767
  4. Step 4: Simplify right side
    662,573x = 329,867,573,417.58
  5. Step 5: Solve for x
    x = 329,867,573,417.58/662,573
  6. Step 6: Final answer
    x = 497,858.46

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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.