Home / 382,950.12-572,825.19-269,089.95

Finding the Fourth Proportional to 382,950.12, 572,825.19 and 269,089.95

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Solution

The fourth proportional to 382,950.12, 572,825.19 and 269,089.95 is: 402,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,950.12 : 572,825.19 = 269,089.95 : x
  2. Step 2: Convert to fraction form
    382,950.12/572,825.19 = 269,089.95/x
  3. Step 3: Cross multiply
    382,950.12x = 572,825.19 × 269,089.95
  4. Step 4: Simplify right side
    382,950.12x = 154,141,501,735.84
  5. Step 5: Solve for x
    x = 154,141,501,735.84/382,950.12
  6. Step 6: Final answer
    x = 402,510.65

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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.