Home / 884,987.65-1,327,489.15-285,948.88

Finding the Fourth Proportional to 884,987.65, 1,327,489.15 and 285,948.88

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Solution

The fourth proportional to 884,987.65, 1,327,489.15 and 285,948.88 is: 428,925.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,987.65 : 1,327,489.15 = 285,948.88 : x
  2. Step 2: Convert to fraction form
    884,987.65/1,327,489.15 = 285,948.88/x
  3. Step 3: Cross multiply
    884,987.65x = 1,327,489.15 × 285,948.88
  4. Step 4: Simplify right side
    884,987.65x = 379,594,035,654.65
  5. Step 5: Solve for x
    x = 379,594,035,654.65/884,987.65
  6. Step 6: Final answer
    x = 428,925.80

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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.