Home / 496,673.31-745,121.02-181,130.21

Finding the Fourth Proportional to 496,673.31, 745,121.02 and 181,130.21

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Solution

The fourth proportional to 496,673.31, 745,121.02 and 181,130.21 is: 271,735.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,673.31 : 745,121.02 = 181,130.21 : x
  2. Step 2: Convert to fraction form
    496,673.31/745,121.02 = 181,130.21/x
  3. Step 3: Cross multiply
    496,673.31x = 745,121.02 × 181,130.21
  4. Step 4: Simplify right side
    496,673.31x = 134,963,925,922.36
  5. Step 5: Solve for x
    x = 134,963,925,922.36/496,673.31
  6. Step 6: Final answer
    x = 271,735.82

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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.