Home / 496,214.31-684,931.70-281,497.11

Finding the Fourth Proportional to 496,214.31, 684,931.70 and 281,497.11

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Solution

The fourth proportional to 496,214.31, 684,931.70 and 281,497.11 is: 388,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,214.31 : 684,931.70 = 281,497.11 : x
  2. Step 2: Convert to fraction form
    496,214.31/684,931.70 = 281,497.11/x
  3. Step 3: Cross multiply
    496,214.31x = 684,931.70 × 281,497.11
  4. Step 4: Simplify right side
    496,214.31x = 192,806,292,689.90
  5. Step 5: Solve for x
    x = 192,806,292,689.90/496,214.31
  6. Step 6: Final answer
    x = 388,554.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.