Home / 675,493.53-1,013,237.71-270,866.63

Finding the Fourth Proportional to 675,493.53, 1,013,237.71 and 270,866.63

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Solution

The fourth proportional to 675,493.53, 1,013,237.71 and 270,866.63 is: 406,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,493.53 : 1,013,237.71 = 270,866.63 : x
  2. Step 2: Convert to fraction form
    675,493.53/1,013,237.71 = 270,866.63/x
  3. Step 3: Cross multiply
    675,493.53x = 1,013,237.71 × 270,866.63
  4. Step 4: Simplify right side
    675,493.53x = 274,452,285,752.55
  5. Step 5: Solve for x
    x = 274,452,285,752.55/675,493.53
  6. Step 6: Final answer
    x = 406,298.91

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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.