Home / 829,450.64-1,244,174.80-260,881.66

Finding the Fourth Proportional to 829,450.64, 1,244,174.80 and 260,881.66

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Solution

The fourth proportional to 829,450.64, 1,244,174.80 and 260,881.66 is: 391,322.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,450.64 : 1,244,174.80 = 260,881.66 : x
  2. Step 2: Convert to fraction form
    829,450.64/1,244,174.80 = 260,881.66/x
  3. Step 3: Cross multiply
    829,450.64x = 1,244,174.80 × 260,881.66
  4. Step 4: Simplify right side
    829,450.64x = 324,582,387,154.17
  5. Step 5: Solve for x
    x = 324,582,387,154.17/829,450.64
  6. Step 6: Final answer
    x = 391,322.13

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1.5x scale

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.