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Finding the Fourth Proportional to 495,956.34, 684,426.57 and 269,606.70

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Solution

The fourth proportional to 495,956.34, 684,426.57 and 269,606.70 is: 372,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,956.34 : 684,426.57 = 269,606.70 : x
  2. Step 2: Convert to fraction form
    495,956.34/684,426.57 = 269,606.70/x
  3. Step 3: Cross multiply
    495,956.34x = 684,426.57 × 269,606.70
  4. Step 4: Simplify right side
    495,956.34x = 184,525,988,930.02
  5. Step 5: Solve for x
    x = 184,525,988,930.02/495,956.34
  6. Step 6: Final answer
    x = 372,060.95

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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.