Home / 873,722.70-1,310,584.05-242,642.70

Finding the Fourth Proportional to 873,722.70, 1,310,584.05 and 242,642.70

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Solution

The fourth proportional to 873,722.70, 1,310,584.05 and 242,642.70 is: 363,964.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,722.70 : 1,310,584.05 = 242,642.70 : x
  2. Step 2: Convert to fraction form
    873,722.70/1,310,584.05 = 242,642.70/x
  3. Step 3: Cross multiply
    873,722.70x = 1,310,584.05 × 242,642.70
  4. Step 4: Simplify right side
    873,722.70x = 318,003,652,468.94
  5. Step 5: Solve for x
    x = 318,003,652,468.94/873,722.70
  6. Step 6: Final answer
    x = 363,964.05

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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.