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Finding the Fourth Proportional to 495,857.92, 684,284.88 and 269,502.88

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Solution

The fourth proportional to 495,857.92, 684,284.88 and 269,502.88 is: 371,914.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,857.92 : 684,284.88 = 269,502.88 : x
  2. Step 2: Convert to fraction form
    495,857.92/684,284.88 = 269,502.88/x
  3. Step 3: Cross multiply
    495,857.92x = 684,284.88 × 269,502.88
  4. Step 4: Simplify right side
    495,857.92x = 184,416,745,900.45
  5. Step 5: Solve for x
    x = 184,416,745,900.45/495,857.92
  6. Step 6: Final answer
    x = 371,914.49

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1.5x scale

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.