Home / 889,729.65-1,332,656.55-461,975.04

Finding the Fourth Proportional to 889,729.65, 1,332,656.55 and 461,975.04

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Solution

The fourth proportional to 889,729.65, 1,332,656.55 and 461,975.04 is: 691,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,729.65 : 1,332,656.55 = 461,975.04 : x
  2. Step 2: Convert to fraction form
    889,729.65/1,332,656.55 = 461,975.04/x
  3. Step 3: Cross multiply
    889,729.65x = 1,332,656.55 × 461,975.04
  4. Step 4: Simplify right side
    889,729.65x = 615,654,062,992.51
  5. Step 5: Solve for x
    x = 615,654,062,992.51/889,729.65
  6. Step 6: Final answer
    x = 691,956.33

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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.