Home / 673,130.80-1,008,467.40-410,167.60

Finding the Fourth Proportional to 673,130.80, 1,008,467.40 and 410,167.60

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Solution

The fourth proportional to 673,130.80, 1,008,467.40 and 410,167.60 is: 614,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,130.80 : 1,008,467.40 = 410,167.60 : x
  2. Step 2: Convert to fraction form
    673,130.80/1,008,467.40 = 410,167.60/x
  3. Step 3: Cross multiply
    673,130.80x = 1,008,467.40 × 410,167.60
  4. Step 4: Simplify right side
    673,130.80x = 413,640,653,136.24
  5. Step 5: Solve for x
    x = 413,640,653,136.24/673,130.80
  6. Step 6: Final answer
    x = 614,502.64

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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.