Home / 727,963.20-1,091,944.80-373,669.20

Finding the Fourth Proportional to 727,963.20, 1,091,944.80 and 373,669.20

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Solution

The fourth proportional to 727,963.20, 1,091,944.80 and 373,669.20 is: 560,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,963.20 : 1,091,944.80 = 373,669.20 : x
  2. Step 2: Convert to fraction form
    727,963.20/1,091,944.80 = 373,669.20/x
  3. Step 3: Cross multiply
    727,963.20x = 1,091,944.80 × 373,669.20
  4. Step 4: Simplify right side
    727,963.20x = 408,026,139,860.16
  5. Step 5: Solve for x
    x = 408,026,139,860.16/727,963.20
  6. Step 6: Final answer
    x = 560,503.80

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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.