Home / 495,992.03-684,522.51-281,109.02

Finding the Fourth Proportional to 495,992.03, 684,522.51 and 281,109.02

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Solution

The fourth proportional to 495,992.03, 684,522.51 and 281,109.02 is: 387,960.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,992.03 : 684,522.51 = 281,109.02 : x
  2. Step 2: Convert to fraction form
    495,992.03/684,522.51 = 281,109.02/x
  3. Step 3: Cross multiply
    495,992.03x = 684,522.51 × 281,109.02
  4. Step 4: Simplify right side
    495,992.03x = 192,425,450,548.50
  5. Step 5: Solve for x
    x = 192,425,450,548.50/495,992.03
  6. Step 6: Final answer
    x = 387,960.78

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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.