Home / 495,864.56-684,313.44-281,002.34

Finding the Fourth Proportional to 495,864.56, 684,313.44 and 281,002.34

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Solution

The fourth proportional to 495,864.56, 684,313.44 and 281,002.34 is: 387,794.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,864.56 : 684,313.44 = 281,002.34 : x
  2. Step 2: Convert to fraction form
    495,864.56/684,313.44 = 281,002.34/x
  3. Step 3: Cross multiply
    495,864.56x = 684,313.44 × 281,002.34
  4. Step 4: Simplify right side
    495,864.56x = 192,293,677,933.45
  5. Step 5: Solve for x
    x = 192,293,677,933.45/495,864.56
  6. Step 6: Final answer
    x = 387,794.76

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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.