Home / 676,491.06-1,014,820.02-221,071.53

Finding the Fourth Proportional to 676,491.06, 1,014,820.02 and 221,071.53

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Solution

The fourth proportional to 676,491.06, 1,014,820.02 and 221,071.53 is: 331,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,491.06 : 1,014,820.02 = 221,071.53 : x
  2. Step 2: Convert to fraction form
    676,491.06/1,014,820.02 = 221,071.53/x
  3. Step 3: Cross multiply
    676,491.06x = 1,014,820.02 × 221,071.53
  4. Step 4: Simplify right side
    676,491.06x = 224,347,814,496.03
  5. Step 5: Solve for x
    x = 224,347,814,496.03/676,491.06
  6. Step 6: Final answer
    x = 331,634.56

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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.