Home / 459,079.60-633,426.04-277,786.96

Finding the Fourth Proportional to 459,079.60, 633,426.04 and 277,786.96

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Solution

The fourth proportional to 459,079.60, 633,426.04 and 277,786.96 is: 383,283.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,079.60 : 633,426.04 = 277,786.96 : x
  2. Step 2: Convert to fraction form
    459,079.60/633,426.04 = 277,786.96/x
  3. Step 3: Cross multiply
    459,079.60x = 633,426.04 × 277,786.96
  4. Step 4: Simplify right side
    459,079.60x = 175,957,494,036.44
  5. Step 5: Solve for x
    x = 175,957,494,036.44/459,079.60
  6. Step 6: Final answer
    x = 383,283.19

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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.