Home / 887,690.70-1,330,758.45-532,845.90

Finding the Fourth Proportional to 887,690.70, 1,330,758.45 and 532,845.90

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Solution

The fourth proportional to 887,690.70, 1,330,758.45 and 532,845.90 is: 798,802.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,690.70 : 1,330,758.45 = 532,845.90 : x
  2. Step 2: Convert to fraction form
    887,690.70/1,330,758.45 = 532,845.90/x
  3. Step 3: Cross multiply
    887,690.70x = 1,330,758.45 × 532,845.90
  4. Step 4: Simplify right side
    887,690.70x = 709,089,183,972.86
  5. Step 5: Solve for x
    x = 709,089,183,972.86/887,690.70
  6. Step 6: Final answer
    x = 798,802.09

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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.