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Finding the Fourth Proportional to 360,295.76, 497,181.84 and 199,141.76

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Solution

The fourth proportional to 360,295.76, 497,181.84 and 199,141.76 is: 274,801.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,295.76 : 497,181.84 = 199,141.76 : x
  2. Step 2: Convert to fraction form
    360,295.76/497,181.84 = 199,141.76/x
  3. Step 3: Cross multiply
    360,295.76x = 497,181.84 × 199,141.76
  4. Step 4: Simplify right side
    360,295.76x = 99,009,666,657.64
  5. Step 5: Solve for x
    x = 99,009,666,657.64/360,295.76
  6. Step 6: Final answer
    x = 274,801.09

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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.