Home / 727,879.04-1,091,818.56-284,336

Finding the Fourth Proportional to 727,879.04, 1,091,818.56 and 284,336

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Solution

The fourth proportional to 727,879.04, 1,091,818.56 and 284,336 is: 426,504

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,879.04 : 1,091,818.56 = 284,336 : x
  2. Step 2: Convert to fraction form
    727,879.04/1,091,818.56 = 284,336/x
  3. Step 3: Cross multiply
    727,879.04x = 1,091,818.56 × 284,336
  4. Step 4: Simplify right side
    727,879.04x = 310,443,322,076.16
  5. Step 5: Solve for x
    x = 310,443,322,076.16/727,879.04
  6. Step 6: Final answer
    x = 426,504

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.