Home / 1,037,646.78-1,556,516.82-317,935.77

Finding the Fourth Proportional to 1,037,646.78, 1,556,516.82 and 317,935.77

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Solution

The fourth proportional to 1,037,646.78, 1,556,516.82 and 317,935.77 is: 476,917.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,646.78 : 1,556,516.82 = 317,935.77 : x
  2. Step 2: Convert to fraction form
    1,037,646.78/1,556,516.82 = 317,935.77/x
  3. Step 3: Cross multiply
    1,037,646.78x = 1,556,516.82 × 317,935.77
  4. Step 4: Simplify right side
    1,037,646.78x = 494,872,373,684.65
  5. Step 5: Solve for x
    x = 494,872,373,684.65/1,037,646.78
  6. Step 6: Final answer
    x = 476,917.95

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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.