Home / 849,222.48-1,273,800.92-316,742.66

Finding the Fourth Proportional to 849,222.48, 1,273,800.92 and 316,742.66

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Solution

The fourth proportional to 849,222.48, 1,273,800.92 and 316,742.66 is: 475,101.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,222.48 : 1,273,800.92 = 316,742.66 : x
  2. Step 2: Convert to fraction form
    849,222.48/1,273,800.92 = 316,742.66/x
  3. Step 3: Cross multiply
    849,222.48x = 1,273,800.92 × 316,742.66
  4. Step 4: Simplify right side
    849,222.48x = 403,467,083,758.53
  5. Step 5: Solve for x
    x = 403,467,083,758.53/849,222.48
  6. Step 6: Final answer
    x = 475,101.75

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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.