Home / 733,267.77-1,011,891.87-406,579.11

Finding the Fourth Proportional to 733,267.77, 1,011,891.87 and 406,579.11

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Solution

The fourth proportional to 733,267.77, 1,011,891.87 and 406,579.11 is: 561,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,267.77 : 1,011,891.87 = 406,579.11 : x
  2. Step 2: Convert to fraction form
    733,267.77/1,011,891.87 = 406,579.11/x
  3. Step 3: Cross multiply
    733,267.77x = 1,011,891.87 × 406,579.11
  4. Step 4: Simplify right side
    733,267.77x = 411,414,095,920.84
  5. Step 5: Solve for x
    x = 411,414,095,920.84/733,267.77
  6. Step 6: Final answer
    x = 561,069.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.