Home / 884,297.89-1,325,948.57-307,656.72

Finding the Fourth Proportional to 884,297.89, 1,325,948.57 and 307,656.72

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Solution

The fourth proportional to 884,297.89, 1,325,948.57 and 307,656.72 is: 461,311.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,297.89 : 1,325,948.57 = 307,656.72 : x
  2. Step 2: Convert to fraction form
    884,297.89/1,325,948.57 = 307,656.72/x
  3. Step 3: Cross multiply
    884,297.89x = 1,325,948.57 × 307,656.72
  4. Step 4: Simplify right side
    884,297.89x = 407,936,989,711.48
  5. Step 5: Solve for x
    x = 407,936,989,711.48/884,297.89
  6. Step 6: Final answer
    x = 461,311.73

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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.