Home / 727,730.80-1,091,596.20-541,106.80

Finding the Fourth Proportional to 727,730.80, 1,091,596.20 and 541,106.80

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Solution

The fourth proportional to 727,730.80, 1,091,596.20 and 541,106.80 is: 811,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,730.80 : 1,091,596.20 = 541,106.80 : x
  2. Step 2: Convert to fraction form
    727,730.80/1,091,596.20 = 541,106.80/x
  3. Step 3: Cross multiply
    727,730.80x = 1,091,596.20 × 541,106.80
  4. Step 4: Simplify right side
    727,730.80x = 590,670,126,674.16
  5. Step 5: Solve for x
    x = 590,670,126,674.16/727,730.80
  6. Step 6: Final answer
    x = 811,660.20

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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.