Home / 964,941.65-1,447,422.85-291,028.79

Finding the Fourth Proportional to 964,941.65, 1,447,422.85 and 291,028.79

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Solution

The fourth proportional to 964,941.65, 1,447,422.85 and 291,028.79 is: 436,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,941.65 : 1,447,422.85 = 291,028.79 : x
  2. Step 2: Convert to fraction form
    964,941.65/1,447,422.85 = 291,028.79/x
  3. Step 3: Cross multiply
    964,941.65x = 1,447,422.85 × 291,028.79
  4. Step 4: Simplify right side
    964,941.65x = 421,241,719,198.71
  5. Step 5: Solve for x
    x = 421,241,719,198.71/964,941.65
  6. Step 6: Final answer
    x = 436,546.31

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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.