Home / 873,624.64-1,310,333.28-514,010.56

Finding the Fourth Proportional to 873,624.64, 1,310,333.28 and 514,010.56

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Solution

The fourth proportional to 873,624.64, 1,310,333.28 and 514,010.56 is: 770,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,624.64 : 1,310,333.28 = 514,010.56 : x
  2. Step 2: Convert to fraction form
    873,624.64/1,310,333.28 = 514,010.56/x
  3. Step 3: Cross multiply
    873,624.64x = 1,310,333.28 × 514,010.56
  4. Step 4: Simplify right side
    873,624.64x = 673,525,143,039.44
  5. Step 5: Solve for x
    x = 673,525,143,039.44/873,624.64
  6. Step 6: Final answer
    x = 770,954.84

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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.