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Finding the Fourth Proportional to 360,296.84, 497,158.83 and 205,252.21

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Solution

The fourth proportional to 360,296.84, 497,158.83 and 205,252.21 is: 283,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,296.84 : 497,158.83 = 205,252.21 : x
  2. Step 2: Convert to fraction form
    360,296.84/497,158.83 = 205,252.21/x
  3. Step 3: Cross multiply
    360,296.84x = 497,158.83 × 205,252.21
  4. Step 4: Simplify right side
    360,296.84x = 102,042,949,199.96
  5. Step 5: Solve for x
    x = 102,042,949,199.96/360,296.84
  6. Step 6: Final answer
    x = 283,219.10

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1.5x scale

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.