Home / 773,080.80-1,159,621.20-662,488.80

Finding the Fourth Proportional to 773,080.80, 1,159,621.20 and 662,488.80

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Solution

The fourth proportional to 773,080.80, 1,159,621.20 and 662,488.80 is: 993,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,080.80 : 1,159,621.20 = 662,488.80 : x
  2. Step 2: Convert to fraction form
    773,080.80/1,159,621.20 = 662,488.80/x
  3. Step 3: Cross multiply
    773,080.80x = 1,159,621.20 × 662,488.80
  4. Step 4: Simplify right side
    773,080.80x = 768,236,057,242.56
  5. Step 5: Solve for x
    x = 768,236,057,242.56/773,080.80
  6. Step 6: Final answer
    x = 993,733.20

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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.