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Finding the Fourth Proportional to 495,704.74, 684,076.74 and 269,350.24

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Solution

The fourth proportional to 495,704.74, 684,076.74 and 269,350.24 is: 371,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,704.74 : 684,076.74 = 269,350.24 : x
  2. Step 2: Convert to fraction form
    495,704.74/684,076.74 = 269,350.24/x
  3. Step 3: Cross multiply
    495,704.74x = 684,076.74 × 269,350.24
  4. Step 4: Simplify right side
    495,704.74x = 184,256,234,097.42
  5. Step 5: Solve for x
    x = 184,256,234,097.42/495,704.74
  6. Step 6: Final answer
    x = 371,705.61

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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.