Home / 1,037,639.29-1,556,505.56-317,928.27

Finding the Fourth Proportional to 1,037,639.29, 1,556,505.56 and 317,928.27

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Solution

The fourth proportional to 1,037,639.29, 1,556,505.56 and 317,928.27 is: 476,906.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,639.29 : 1,556,505.56 = 317,928.27 : x
  2. Step 2: Convert to fraction form
    1,037,639.29/1,556,505.56 = 317,928.27/x
  3. Step 3: Cross multiply
    1,037,639.29x = 1,556,505.56 × 317,928.27
  4. Step 4: Simplify right side
    1,037,639.29x = 494,857,119,936.18
  5. Step 5: Solve for x
    x = 494,857,119,936.18/1,037,639.29
  6. Step 6: Final answer
    x = 476,906.69

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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.