Home / 1,116,689.99-1,674,821.28-433,576.83

Finding the Fourth Proportional to 1,116,689.99, 1,674,821.28 and 433,576.83

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Solution

The fourth proportional to 1,116,689.99, 1,674,821.28 and 433,576.83 is: 650,282.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,689.99 : 1,674,821.28 = 433,576.83 : x
  2. Step 2: Convert to fraction form
    1,116,689.99/1,674,821.28 = 433,576.83/x
  3. Step 3: Cross multiply
    1,116,689.99x = 1,674,821.28 × 433,576.83
  4. Step 4: Simplify right side
    1,116,689.99x = 726,163,701,398.94
  5. Step 5: Solve for x
    x = 726,163,701,398.94/1,116,689.99
  6. Step 6: Final answer
    x = 650,282.27

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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.