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Finding the Fourth Proportional to 449,260.32, 673,878.84 and 183,020.40

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Solution

The fourth proportional to 449,260.32, 673,878.84 and 183,020.40 is: 274,525.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,260.32 : 673,878.84 = 183,020.40 : x
  2. Step 2: Convert to fraction form
    449,260.32/673,878.84 = 183,020.40/x
  3. Step 3: Cross multiply
    449,260.32x = 673,878.84 × 183,020.40
  4. Step 4: Simplify right side
    449,260.32x = 123,333,574,848.34
  5. Step 5: Solve for x
    x = 123,333,574,848.34/449,260.32
  6. Step 6: Final answer
    x = 274,525.86

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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.