Home / 680,530.64-1,020,578.27-225,037.26

Finding the Fourth Proportional to 680,530.64, 1,020,578.27 and 225,037.26

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Solution

The fourth proportional to 680,530.64, 1,020,578.27 and 225,037.26 is: 337,483.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,530.64 : 1,020,578.27 = 225,037.26 : x
  2. Step 2: Convert to fraction form
    680,530.64/1,020,578.27 = 225,037.26/x
  3. Step 3: Cross multiply
    680,530.64x = 1,020,578.27 × 225,037.26
  4. Step 4: Simplify right side
    680,530.64x = 229,668,136,371.15
  5. Step 5: Solve for x
    x = 229,668,136,371.15/680,530.64
  6. Step 6: Final answer
    x = 337,483.91

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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.