Home / 998,576.90-1,497,865.35-774,628.10

Finding the Fourth Proportional to 998,576.90, 1,497,865.35 and 774,628.10

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Solution

The fourth proportional to 998,576.90, 1,497,865.35 and 774,628.10 is: 1,161,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,576.90 : 1,497,865.35 = 774,628.10 : x
  2. Step 2: Convert to fraction form
    998,576.90/1,497,865.35 = 774,628.10/x
  3. Step 3: Cross multiply
    998,576.90x = 1,497,865.35 × 774,628.10
  4. Step 4: Simplify right side
    998,576.90x = 1,160,288,590,126.34
  5. Step 5: Solve for x
    x = 1,160,288,590,126.34/998,576.90
  6. Step 6: Final answer
    x = 1,161,942.15

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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.